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?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

What kind of storm is always in a rush?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

Solve the mathematical equation in the picture below.

If 1+9+8=1, what is 2+8+9?

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