The centre of the third figure is empty. What digit should fit inside?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

Alex is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Alex survive the fire? (There are no buckets or any other means to put out the fire)

If a wheel has 54 spokes, how many spaces are there between the spokes?

A man dies of old age on his 25 birthday. How is this possible?

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

In the image below, can you find the value of an angle(y)

Solve this riddle by finding the odd one out from the rest.