# Three missionaries and three cannibals want to get to the other side of a river......

202 views

Three missionaries and three cannibals want to get to the other side of a river. There is a small boat, which can fit only two. To prevent a tragedy, there can never be more cannibals than missionaries together.

posted Sep 30, 2014

C C C M M M
1.) M & C go and C stay.
2.) M & M go and M stay.
3.) M & M go and M stay.
4.) M & C go and C stay.
5.) M & C go and both stay.

Similar Puzzles

In a word of riddles called Briddles, 9 numbers from 1 - 9 want to reach to the other side of the river. Since its a world of riddles, therefore, there are some rules:

Rule-1: Maximum 3 numbers can cross at a time.
Rule-2: River cannot sail on its own.
Rule-3: The sum of numbers crossing at a time must be a square number.

You need to plan trips such that minimum trips are needed for all numbers to cross.

Seven men and two boys need to cross a river. The one canoe is tiny and can carry either one man or two boys. How many times does the boat have to cross the river for everyone to get to the other side?

–1 vote

There are 10 soldiers on the one side of the river. They need to go to the other side of the river. There is no bridge in the river and no one can swim in the river. One of the soldiers spots the boat with two boys inside. The boat is very small and the boys in the boats also very small. The boat can either hold two boys or one soldier.

Now tell me how can all soldiers go to the other side of the river using this boat ?

I have two coins.
* One of the coin is a faulty coin having tail on both side of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blind fold myself and pick a coin and put the coin on table. The face of coin towards the sky is tail.

What is the probability that other side is also tail ?