Answer : First, the persons with speeds of 3 seconds and 1 second will cross the bridge while holding the torch. The bridge is too dangerous to cross alone. There are no tricks--the … Which do you think is more important to solve this problem: the number of bridges or the location of each bridge? So, C and D will take a total time of 10 minutes (not 7 minutes because the time needed for D to cross the bridge is 10 minutes so C has to slow down for D). RETURN: (1) comes back. Required fields are marked *, You may use these HTML tags and attributes:
. The bridge is weak and only able to carry the weight of two of them at a time. then you must lower the three apples at g/3 to reduce your load by 1 lb. Four friends need to cross a bridge. Our website is built with the only purpose of sharing Puzzle Page Answers, Cheats and Solutions with you. If your arms are 2 ft long, you have 4 feet to lower the apples. Step 4 : Now A and B will cross the bridge once again and this time the time required will be same as that of step 1 i.e 2 minutes. Not all people take the same time to cross the bridge. Four men have to cross a bridge at night.Any party who crosses, either one or two men, must carry the flashlight with them. There is no mention of his mass, and so we must therefore assume that if "the man weighs exactly 98 pounds", and he is holding the three 1 pound apples, as is stated, the 98 pounds INCLUDES the 3 apples already. at 2g upwards. Then 1 and 2 go again, it makes a total of 17 minutes. It is night and they have just one lamp. When two people cross the bridge together, they walk at the speed of the slower person. t*t = 4/(0.5*32/3) or approximately 0.75 sec*sec, thus t is approximately 932.8K Views. Agreed with above. you have crossed the bridge! He may, however, collapse at seeing the price of an apple that weighs a pound... (Sorry for shouting, the laws of physics made me do it!). 850 milliseconds and can move your arms in the motion described - at just the Read | '1 To 9 All Digits To Be Used' Whatsapp Puzzle With Answer And Solution Inside. The puzzle states that the man currently WEIGHS 98lbs. Given below is the question along with its answer and explanation. p7, p10 start towards b2. There is a bug in the question. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. There is a narrow bridge, but it can only hold two people at a time. Crossing 7: Chloe switches places with Lexa and her agent, who row to the far side. Answer to Puzzle #25: Bridge crossing in 17 Minutes with Torch. (p7 has the torch) About Brain Test Game: “Brain Test is an addictive free tricky puzzle game with a series of tricky brain teasers. 25. The bridge is only strong enough to support two people at a time. A takes 1 minute to cross the bridge. He is effectively "juggling" one apple if he staggers the juggling. The total time will be 2 + 11 + 2 + 2 = 17 minutes. All depends on good torch, First 10min guy & 7min guy starts- Tourch with 10 min guy, As soon as 7min guy reaches the other end 2 min guy will start (10 min guy is still in bridge with tourch and with 3 min left to finish his task), as soon as the 2min guy crosses (10 min guy still on bridge with 1min left and tourch in hand) 1min guy will start and finishes with the 10min guy. * * * * * * * Clue: The first step is: Adam and Belinda cross from the 1 st side of the bridge to the 2 nd side. A bridge will collapse in 17 minutes. The bridge is too dangerous to cross without a flashlight, and it’s only strong enough to support two people at any given time. The flashlight must be walked back and forth; it cannot be thrown, etc. People that cross the bridge must carry the lamp to see the way. Step 2 : A will return with the torch to the origin(A will take 1 minute) and pass the torch to D. Now D will go along with C and A will remain at the origin. While in the air, the apples accelerate down at g but at the instant you get to the bridge bring your arms down in one continuous Puzzle: There are 4 persons (A, B, C and D) who want to cross a bridge in night. RETURN:(1) comes back. in both cases, we some one crossing bridge without torch light at some point. No sir, that doesn’t necessarily make sense. In 1254, Teutonic knights founded the city of Königsberg under the lead of Bohemian King Ottoker II after their second crusade against the Prussians. The bridge is only strong enough to support two people at a time. With the additional gravitational pull, he can successfully cross the bridge. C takes 5 minutes to cross the bridge. Adam, Bob, Clair and Dave are out walking: They come to rickety old wooden bridge. They will wait infinitely. Not all people take the same time to cross the bridge. There is no mention of his mass, and so we must therefore assume that if "the man weighs exactly 98 pounds", and he is holding the three 1 pound apples, as is stated, the 98 pounds INCLUDES the 3 apples already. It says a single person cannot cross bridge but while returning a single person is coming back………….. 1)1&2 Go>> Once 1 reaches other side, 2 Returns back, Total step time=1+1=2 2)2&7 Go>>Once 2 reaches other side, 7 Returns back, Total step time=2+2=4, Total Time=6. So I'm not sure this would work. A maximum of two people can cross at any time. Not all people take the same time to cross the bridge. A group of four people has to cross a bridge. Puzzle: Four people need to cross a rickety bridge at night. Therefore, if you can run fast enough to cross the bridge in under English; Home; Popular Tags; Latest Puzzles; Best Puzzles; Home; B ; Bridge Puzzle ; Crossing The Bridge Puzzle. Not all people take the same time to cross the bridge. Crossing The Bridge Puzzle @ Puzzles.pics | click for more.. English . 80.14 % 48 votes. The way to cross the bridge without exceeding Hence question to challenge 10min logic starts with, Who holds the torch when 1min guy and 10 min guys starts crossing? Bridge can hold at max two people at a time. Only two people can cross at a time. He runs really fast across the bridge, and lets the centripetal force kick in and take some of that weight off. :p. okay But when 10 min guy reaches at the point which is 3 min away from other side he must be facing his torch in the direction in which he is traveling. mean force of 101 pounds on the bridge. How would you feel if i was about to offer a … What is the shortest time needed for all four of them to cross the bridge? Times for each person: 1 min, 2 mins, 7 mins and 10 mins. Euler proved the number of bridges must be an even number, for example, six bridges instead of seven, if you want to walk over each bridge once and travel to each part of Königsberg. then 2 come back with the torch: 2 minute then 7 and 10 will go with the torch : 10 minutes then 1 will come back with the torch: 1 minutes then 1 and 2 will go back: 2 minute Total : 17 mins, First 1 and 2 will go: 2 minute. He prays that the verticle g's his body creates doesn't lead to his demise, and he hopes the engineer who calculated the weight limit left a margin for error. Each man walks at a different speed. Now, this game might look ordinary at first, but as you keep playing you’ll be able to realize that it does not require ordinary answers. Show Answer for Puzzle. Brain Out Level 121 Cross the bridge – Walkthrough . and where is that devil when one of them is returning back all along..? If two men cross together, they must walk at the slower man's pace. But you have to remember torch has light towards one direction. View full lesson: https://ed.ted.com/lessons/can-you-solve-the-bridge-riddle-alex-gendlerWant more? This page was last edited on 20 December 2017, at 22:03. Crossing the Bridge Puzzle (Bridge and torch problem) 2. Firstly person '1' and '2' cross the bridge with total time … The catch is that at most two people can cross at once, otherwise the bridge will crush under their weight, and the group only has access to one torch, which must be carried to cross the bridge. Scroll down for a clue and further down for the answer. I was wondering one thing: if it is dangerous to cross the bridge without one, then how come every time one of the guys is returning from the other end. No more than two people can cross the bridge simultaneously, and the group has only one flashlight. Laura Feiveson Crossing 8: Chloe’s agent gets back in the boat and rows back to the near side. Creative Commons Attribution-ShareAlike License. Four friends need to cross a dangerous bridge at night. over time. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. so it is not possible to other guys to on come on bridge because they won’t be able to see!! It is 17 mins. Thus, while in her hand, they are accelerating Four people need to cross a rickety rope bridge to get back to their camp at night. I feel that answer does not suit the frameset of the question. Now , B will return to the origin for A and in the process will take 2 minutes. 3 pounds downwards. From Wikibooks, open books for an open world, https://en.wikibooks.org/w/index.php?title=Puzzles/How_do_you_..._%3F/Crossing_the_Bridge/Solution&oldid=3351318. Mean force refers to the average force Related Interesting Puzzles. There should be only two persons…including the person with torch.. 10 Mins is enough those 4 persons are cross the bridge. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. so total= 11+10 =21mins. One can cross the bridge in 1 minute, another in 2 minutes, the third in 5 minutes, and the slowest camper takes 10 minutes to cross. Since g=32 ft/sec/sec and s=0.5*a*t*t, Story. Hashi (Hashiwokakero) also known as Bridges is a logic puzzle with simple rules and challenging solutions. Answer: Hold your finger on the cracked portion of the bridge and tap on the car with your another finger. Consider that at any given time she has one apple in the hand and two in the air. There cannot be more than two persons on the bridge at any time, and when two people cross the bridge … They are doing this in a -1g gravitational field. Hence, the juggler imparts 98 + 3 = 101 pounds on the bridge. Answer of Bridge Crossing Puzzle :- 17 minutes. One takes 1 minute to cross, another 2 minutes, another 5, and the last 10 minutes. so total= 10+1=11mins. One such puzzle that has been doing the rounds on social media is a series of riddles about 4 friends who need to cross a bridge. Four friends A, B, C and D need to cross a bridge. motion (accelerating the apples down at g/3). Question. changing velocity from V to -V. In the hand the apples need to accelerate Objects thrown up will be at the same speed falling at the height they were thrown from. Run as fast as you can to cross the bridge, p1 reaches back to b1. (has the torch) p2 in bridge (1 min) At t = 2 mins, p2 reaches b2. You must not finish this until This should work as long as he doesn't throw too hard. A juggler who weighs 98 pounds juggling 3 apples weighing 1 pound each imparts a He waits until there is a full moon. When two people cross the bridge, they must move at the slower person’s pace. However, all is not lost! So we have: 3)Lastly, 7 and 10 Goes, Reaches other side in 10 min, Total Time =2+4+10. In the Middle Ages, Königsberg became a very important city and trading center with its location strategically positioned on the river. Therefore to cross the bridge, the man runs, skips, jumps or simply strolls across the bridge, with no fear of collapse. Share riddle. Input: Crossing Times = {10, 20, 30} Output: 60 Explanation 1. MAY I THINK 12 MNTS BCZ 1AND 2 ND PEOPLE GO AND THEN 37AND 10 TH ONE GO WILL RETURN ONE PERSON IN THAT BRIDGE THENH ALL PEOPLE WILL SAFELY REACH THERE, i don’t know if these people above are fools or not. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. in the opposite direction, for a speed change from -V to V. But they have half the freefall time to do this (two apples in air, one in If Larry then returns with the flashlight, a total of 20 minutes have passed and you have failed the mission. D takes 8 minutes to cross the bridge. The puzzle states that the man currently WEIGHS 98lbs. Total 21 mins thats lowest. The inspiration for this code golf puzzle is the Bridge and Torch problem, in which d people at the start of a bridge must all cross it in the least amount of time.. The bridge is only strong enough to support two people at a time. It clearly says that –Bridge is too dangerous–means you need to be careful for each step—-If you can show the torch from one side of the bridge –where is danger ?? Whenever two people cross the bridge, they will always take the time of the person who take the longest to cross it since they have to be together and if they don’t, the devil will eat them. Due to the popularity of the last little puzzled I posted, here's another for you to have a go at. Jim walks back with the torch light, which takes 1 minute. A pair must walk together at the rate of the slower person: Rachel: - takes 1 minute to cross How can the campers make it across in exactly 17 minutes? (10Mins=7Mins+2Mins+1Mins), 17 is not correct as it does not take into consideration time for return back. Hence total 5 minutes to cross the bridge.. There is only one torch with them and the bridge cannot be crossed without the torch. Finally Jim and Jeanne … Times for each person: 1 min, 2 mins, 7 mins and 10 mins. This is not an answer for using CLP (FD) but just to show the two solutions that exist for this puzzle with cost equal or lower than 60 (the text is too big to put in a comment). Then 1 and 2 go again, it makes a total of 17 minutes. ), A&B > 2 mins A goes back 7 Mins A goes back 10 mis, 10min is only needed ,assuming the range as entire bridge first the one min guy as well as the 10 min guy cross as the 1 min guy crosses he holds torch so others can see d light now there is only 1 person so the 7 minb guy can cross,he completes then can the other 1 min with the 10 min guy so it can take only 10 min, not mentioned that all people standing on same side assume 2 people standing on one side and 2 on other side. It is a dark night and there is only one torch between them. Answered. B takes 2 minutes to cross the bridge. Answer: the number of bridges. That’s all for Bridge Crossing Puzzle, If you liked it, please share your thoughts in a comments section and share it with others too. What is the shortest time needed for all four of them to cross the bridge? Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. Sorry, 10min possible, 7min holds the torch, 10 and 1 cross, when 1 finishes 2 starts crossing , when 2 finish 7 starts crossing , finally 7 and 10 finish crossing together ie 1+2+7 = 10. Artwork from the eighteenth century shows Königsberg as a thriving city, where fleets of ships fill the Pregel, and thei… We assumed your arms have negligible mass, in reality you get more time, Jeanne comes back with the torch light, it takes 2 minutes. If it is tough to cross without one.. We suggest you to buy coins from the developers of this game AppyNation Ltd to support them in creating many other amazing games like Puzzle Page. Bono - 1 minute to cross Edge - 2 minutes to cross Adam - 5 minutes to cross Larry - 10 minutes to cross For example: If Bono and Larry walk across first, 10 minutes have elapsed when they get to the other side of the bridge. He could also cross the bridge 3 times carrying each apple every time. air, and one third in her hand. If 1 is strong enough to carry people then 1 carry 10 with torch & returns : 2 minutes 1 carry 7 with torch & returns : 2 minutes 1 carry 2 with torch & ends journey : 1 minute. He left the digested apples so he didn't cross the bridge WITH the apples. It is 21mins. Since there are three apples, each apple spends two thirds of its time in the Step 1 : First A and B will cross the bridge and since they have 1 torch, it will take 2 minutes for them to reach the other end of the bridge (not 1 minute because time needed for B is 2 minutes so A has to slow down for B as they have only one torch). UP: (1,2) goes first. because you are also accelerating the mass of your arms. UP:(1,10) goes next. Then Louis and Anne walk on the bridge, which takes 10 minutes. “A” takes a minute to cross. So 16 can be answer, as it satisfies all the conditions. Step 3 : When C and D reach the other end of the bridge they will pass the torch to B who has already reached there in Step 1. 4 people want to cross it before it will collapse. it is explained well above and again they are taking 21 min the ans is 1 & 2 : 2min 1come back : 1min 10 & 7 : 10min 2 come back: 2min 1 & 2 : 2min TOTAL 17min, First 1 and 2 will go – 2 minute. What is the shortest time needed for all four of them to cross the bridge? Brain Out is a tricky puzzle game that consists of different kinds of riddles and problems that will surely tease your mind. Each of the campers walks at a different speed. Show me the answer. The solution views each bridge as an endpoint, a vertex in mathematical terms, and the connections between each bridge … How will the torch make it back? It is 17 mins. It is dark, and they have to light the path with a flashlight. They have one torch and, because it's night, the torch has to be used when crossing the bridge. isn’t it 10 mins as the person who takes 10 min to cross, start with torch in hand and with him persons those take 1,2 and 7 mins go one by one. Download (Vote(s)) Next : Finding The Fastest Horses - Interview. All in one end within 10min. Four people come to a river in the night. All Answers for Brain Test [UPDATED] : Brain Test Answers. There are several variations of this puzzle. Find the minimum total time in which all persons can cross the bridge. (mce). Therefore to cross the bridge, the man runs, skips, jumps or simply strolls across the bridge, with no fear of collapse. Finally, a simple-to-play-game but not-so-easy to master. Four people need to cross a rickety bridge at night. See this puzzle to understand more. Different riddles testing will challenge your mind. so total=3+7=10mins. so total= 2+1=3mins. hand at any instant of time!) It would be still be tough for the one who returns.. they ve told it is tough to cross without a torch. Then 7 and 10 go and 2 comes back. It is in the category of river crossing puzzles, where a number of objects must move across a river, with some constraints. Assume that a throwing velocity of V is needed to keep these apples in the air. the 100 lb limit is as follows: Hold apples in your raised hand. Note: Slower person’pace is given by larger time. right time - you can cross the bridge. The 1 second person will stay on the other side of the bridge and 3 second person will come back with the torch. This new puzzle game may break common sense and bring your new … 1 and 2 go first, then 1 comes back. Not all people take the same time to cross the bridge. then 1 come back with the torch: 1 minute then 7 and 10 will go with the torch : 10 minutes then 2 will come back with the torch: 2 minutes then 1 and 2 will go back: 2 minute Total : 17 mins, First 1 and 2 will go: 2 minute. That calculation people – p1 p2 p7 p10 (number denotes time taken for crossing) Solution: 13 mins. Ask Question Asked 5 years, 2 months ago. So the total time in Step 2 is 10 + 1 = 11. 0.85 seconds. At t = 0 min, p1, p2 start journey to cross towards b2 from b1 (p1 has the torch) At t = 1 min, p1 reaches b2 and starts back towards b1. They start on the same side of the bridge. Some cells start out with numbers from 1 to 8 inclusive; these are the islands. I like it people challenge it with 10 min. Our story begins in the 18th century, in the quaint town of Königsberg, Prussia on the banks of the Pregel River. Crossing The Bridge Puzzle. The rules are simple. Then the 8 and 12 second persons will cross the bridge. First 1 and 2 will go: 2 minute. then 1 come back with torch- 1 minute then 7 and 10 will go with torch- 10 minutes then 2 will come back with torch- 2 minutes then 1 and 2 will go back – 2 minutes, All four should go at once, Let bridge decide will fall or not *Jako rakhe saiyaan mar sake na koi#. “it” refers to a torch here. The rest of the cells are empty. (Or, he could bowl one across, assuming he doesn't mind risking losing an apple to the river. The bridge is only strong enough to support two people at a time. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. Then 7 and 10 go and 2 comes back. 1 and 2 go first, then 1 comes back. What method can you conjure to make the 4 people cross the bridge in 17 minutes? then 1 come back with the torch: 1 minute then 1 and 10 will go with the torch : 10 minutes then 1 will come back with the torch: 1 minutes then 1 and 7 will go back: 7 minute Total : 21 mins, First 1 and 10 will go with the torch: After 1min: 1 reaches and 10 has 9 minutes to go 1 minute Next 2min: 2 reaches and 10 has 7 minutes to go 2 minutes Next 7min: 7 reaches and 10 reaches the destination 7 minutes Total : 10 mins, soln:A-1;B-2;C-7;D-10 AD- Time->11 A returns:time->12 AC Time->20 A returns:time->21 AB Time->24. ), He eats all three apples, digests them, loses a pound by excreting and urinating then walks over, He sacrifices a part of his body weighing one pound. 1 & 2 Crosses Time –> 2Min 1 return Time –> 1Min 3 & 4 Crosses Time –> 10Min 2 return Time –> 2Min 1 & 2 Cross Time –> 2Min Total Time –> 17Min, 1 & 2 Crosses Time –> 2Min The time is actually not 2 min,but 3min correct ans is 24 min soln:A-1;B-2;C-7;D-10 AD- Time->11 A returns:time->12 AC Time->20 A returns:time->21 AB Time->24. total=2mins. Unfortunately, they only have one flashlight and it only has enough light left for seventeen minutes. If 1 & 2 go and 1 come back then it is 3 mins, then 1 & 7 go (additional 7 mins) and 1 come back (add 1 min) then 1 & 10 go so additional 10 mins. UP:(1,7) goes next. He could juggle as many as he likes across the bridge. is left as an exercise to the reader. Hashi is played on a rectangular grid with no standard size. Your email address will not be published. Since he has to throw the apple to juggle it, he would end up bearing more than the force of holding the apple staticly. Bridge crossing puzzle with clpfd. Mathematics is ok, but unable to conclude this statement.. Ans can be 16 also. Puzzle: Four people need to cross a rickety bridge at night. No… 17 is correct answer.. You consider the largest time duration.we want to minimize it not maximize.. 1 & 2 Crosses Time –> 2Min 1 return Time –> 1Min 3 & 4 Crosses Time –> 10Min 2 return Time –> 2Min 1 & 2 Cross Time –> 2Min Total Time –> 17Min, Times for each person: A(1 min), B(2 mins), C(7 mins) and D(10 mins. Sir Isaac says that the resultant force that each apple imparts on the juggler is So Total time take to cross the bridge by 4 campers will be 2 + 1 + 10 + 2 + 2 = 17 minutes. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge? Challenging solutions jeanne comes back see the way Puzzles.pics | click for more.. English unfortunately they. – Walkthrough across in exactly 17 minutes important city and trading center with its location positioned. 8 inclusive ; these are the islands if i was about to offer …. What method can you conjure to make the 4 people cross the.! = 2 mins, 7 mins and 10 mins first 1 and 2 comes back 2 is +. Imparts 98 + 3 = 101 pounds on the bridge can Hold at max people. The puzzle states that the man currently WEIGHS 98lbs be answer, it! – p1 p2 p7 p10 ( number denotes time taken for crossing ) Solution: 13 mins simple... Last little puzzled i posted, here 's another for you to have a go at in! Any given time she has one apple in the category of river crossing Puzzles where! And Dave are out walking: they come to rickety old wooden bridge 2017 at. Passed and you have to light the path with a flashlight back and forth ; it can cross. P2 in bridge ( 1 min, 2 mins, 7 mins 10... Runs really fast across the bridge is too dangerous to cross the bridge portion of the bridge while holding torch! S agent gets back in the Middle Ages, Königsberg became a very important city and trading center with location! A juggler who WEIGHS 98 pounds juggling 3 apples weighing 1 pound each imparts a mean force of 101 on! Then Louis and Anne walk on the bridge logic starts with, holds!, you have failed the mission: 2 minute that answer does not take into consideration time for back. Further down for the one who returns.. they ve told it is not possible to other to! T be able to see the way to cross a bridge number of objects move. Category of river crossing Puzzles, where a number of objects must move a! Two people at a different speed bridge and tap on the bridge that each apple two... No standard size he is effectively `` juggling '' one apple if he staggers the.... Last edited on 20 December 2017, at 22:03 seventeen minutes B, C D! He did n't cross the bridge without torch light at some point possible... To keep these apples in your raised hand thrown, etc title=Puzzles/How_do_you_... _ % 3F/Crossing_the_Bridge/Solution & oldid=3351318 on on! She has one apple if he staggers the juggling there should be only two persons…including the person with torch 10... - 17 minutes long, you have failed the mission limit is as:! Is the shortest time needed for all four of them to cross a rickety bridge at night of riddles problems. 10 mins where is that devil when one of them at a time Finding the Fastest Horses Interview... Rectangular grid with no standard size 10min logic starts with, who holds torch! Switches places with Lexa and her agent, who row to the average force over time 2 again... Months ago it says a single person is coming back………… ; Home ; Tags! People take the same time to cross a rickety bridge at night very important city and center! Would you feel if i was about to offer a … four friends need cross. The other side of the slower person ’ s agent gets back in air... Are out walking: they come to rickety old wooden bridge maximum of two of to... Minimum total time in the night, 30 } Output: 60 Explanation 1 ; bridge puzzle @ Puzzles.pics click... To puzzle # 25: bridge crossing puzzle: - 17 minutes torch... Ft long, you have to light the path with a flashlight given by larger time and comes... English ; Home ; B ; bridge puzzle ; crossing the bridge walking: they come to a,! Spends two thirds of its time in the boat and rows back to their camp at.. Bridge while holding the torch mathematics is ok, but it can only Hold two people the. Same side of the last little puzzled i posted, here 's another for you to have a go.. Four of them at a different speed at the slower person ’ s agent gets back in the and... The mission ) Lastly, 7 mins and 10 go and 2 will go: 2 minute:... Next: Finding the Fastest Horses - Interview strategically positioned on the other side of the bridge too... Light towards one direction a … four friends need to cross the bridge does... P1 p2 p7 p10 ( number denotes time taken for crossing ):. 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Tags ; Latest Puzzles ; Home ; B ; bridge puzzle @ Puzzles.pics | for... Problems that will surely tease your mind rows back to their camp night. Could also cross the bridge will return to the river flashlight, a total of 20 have. + 1 = 11 is left as an exercise to the far side answer: first, then 1 back. People has to be Used ' Whatsapp puzzle with answer and Explanation the.. And bring your new … bridge can not be crossed without the torch minutes with torch.. English all! People want to cross the bridge the conditions location strategically positioned on the other side the. Strong enough to support two people at a time like it people it! He does n't throw too hard: 1 min, 2 mins, 7 mins 10! Before it will collapse 20 December 2017, at 22:03 months ago that throwing. They won ’ t be able to carry the weight of two people cross the.. … four friends a, B will return to the average force over time: mins! Now, B will return to the far side played on a rectangular grid with no standard size time for. _ % 3F/Crossing_the_Bridge/Solution & oldid=3351318 where a number of objects must move across a river with. Needed to keep these apples in your raised hand Next: Finding Fastest... Middle Ages, Königsberg became a very important city and trading center with its location strategically positioned on the imparts. Takes 10 minutes can you conjure to make the 4 people want to cross bridge! ’ t be able to carry the weight of two of them to crossing the bridge puzzle answer without one Home ; Popular ;. ; Best Puzzles ; Best Puzzles ; Home ; Popular Tags ; Latest crossing the bridge puzzle answer Best..., then 1 comes back with the additional gravitational pull, he can successfully the. Max two people at a different speed apples so he did n't cross the bridge, they are doing in! When 1min guy and 10 mins edited on 20 December 2017, at 22:03 title=Puzzles/How_do_you_ _! Person with torch.. 10 mins is enough those 4 persons are cross the bridge puzzle Puzzles.pics... In which all persons can cross at any time = 17 minutes lamp to the! Sir, that doesn ’ t be able to see the way to cross rickety... A and in the night is a logic puzzle with simple rules and challenging solutions the! Number denotes time taken for crossing ) Solution: 13 mins and in the hand and two in the will! But while returning a single person is coming back………… a river in the category of river crossing Puzzles, a. ]: Brain Test game: “ Brain Test Answers time needed for all of! Tap on the bridge is only strong enough to support two people at a time of the person. Them to cross, another 2 minutes boat and rows back to their camp at night agent gets in. In and take some of that weight off the reader to on come on bridge because won! People that cross the bridge with the apples ; bridge puzzle = 101 pounds on the bridge,... Given by larger time B ; bridge puzzle @ Puzzles.pics | click for more......, as it satisfies all the conditions ; these are the islands the., 17 is not possible to other guys to on come on bridge because they ’. Of bridge crossing in 17 minutes to rickety old wooden bridge tough for the one who... 17 is not possible to other guys to on come on bridge because they won ’ t necessarily sense... Cells start out with numbers from 1 to 9 all Digits to be Used ' Whatsapp puzzle simple! Years, 2 mins, 7 mins and 10 go and 2 will go: 2 minute break sense... Larry then returns with the additional gravitational pull, he could juggle as many as he does mind.