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How do you cross the bridge in 17 minutes riddle?
The bridge is weak and only able to carry the weight of two of them at a time. Because they are in a rush and the light is fading they must cross in the minimum time possible and must carry a torch (flashlight,) on each crossing. They only have one torch and it can’t be thrown.
What is the total minimum time required by all 4 friends to cross the bridge?
Answer: (a) 23 minutes.
How do you solve the bridge crossing on cool math?
Take the people marked with a “3” and a “1” across the bridge to the left. Return the person marked with a “1” to the right, leaving you with 19 minutes. Bring the people marked with a “12” and an “8” across to the left. Return the person marked with a “3” to the right, leaving you with four minutes on the lantern.
Are all the four friends ABCD who are sitting around a circle table facing the Centre?
Each of the 3 statements individually statements that all four of them aren’t facing the centre. Hence choice (d) is the correct option.
How do you play bridge crossing?
Help all of the people cross the bridge within 30 minutes. Click on up to 2 people you want to cross the bridge, then click the arrow to make them cross. People can only cross if one of them is holding the lantern. Can you get everyone to the left side of the bridge in 30 minutes?
What is a cargo bridge?
Cargo Bridge is a creative puzzle game that tasks players with constructing bridges strong and stable enough to support the weight of workers and their heavy cargo. Bridges must be built over gaps and around other environmental obstacles, with players using a limited amount of money to buy construction materials.
How long does it take to cross a bridge with a flashlight?
The flashlight can only travel with a person so every time it crosses the bridge it must be carried back. Tom can cross in 1 minute, John can cross in 2 minutes, Sally can cross in 5 minutes, and Connor can cross in 10 minutes. If two people cross together they go as fast as the slower person.How can they cross the bridge in 17 minutes or less?
How can all four men cross the bridge in 17 minutes?
A group of four people wants to cross bridge. It is dark, and they have to light the path with a torch. No more than two people can cross the bridge simultaneously, and the group has only one torchlight. It takes different time for the people in the group to cross the bridge:
How long does it take to cross a bridge with a torch?
Adam can cross in 1 minute, Bob in 2 minutes, Clair in 5 minutes and Dave in 10 minutes. Adam, the brains of the group thinks for a moment and declares that the crossing can be completed in 17 minutes.
How long does it take Tom and John to cross the bridge?
Tom can cross in 1 minute, John can cross in 2 minutes, Sally can cross in 5 minutes, and Connor can cross in 10 minutes. If two people cross together they go as fast as the slower person.How can they cross the bridge in 17 minutes or less? Answer: First Tom and John will cross (2 minutes). Then Tom will bring the flashlight back (1 minute).