Replace the question mark with the number below given a simple math problem.

Can you replace the question mark with the correct number?

How could a baby fall out of a twenty-story building onto the ground and live?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

Move three sticks of the spiral below to form a square.

What is harder to catch the faster you run?

Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

There is something which is always coming but never arrives?