Puzzle-3

You have five pirates, ranked from 5 to 1 in descending order. The top pirate has the right to propose how 100 gold coins should be divided among them. But the others get to vote on his plan, and if fewer than half agree with him, he gets killed. How should he allocate the gold in order to maximize his share but live to enjoy it?

Puzzle-2

Take a pencil, break it into two pieces. Pick one of the pieces and again break it into two pieces. Now you have three pieces. What is the probability that these three pieces together form a triangle?
Difficulty (on 1-10 scale): 7
Category: Probability

Puzzle-1

Problem : In an isosceles triangle ABC, AB = AC. Points D and E lie on AB and AC respectively such that AD = DE = EC = CB. What is angle A (in degrees)?

Difficulty (on 1-10 scale): 8