What can you catch but never throw?

John needs to purchase 100 chocolates from three different shops and he has exactly 100 rupees to do that which he must spend entirely. He must buy at least 1 Chocolate from each shop.

The first shop is selling each chocolate at 5 paise, the second is selling at 1 rupee and the third is selling at 5 rupees.

How many chocolates should he buy from each shop?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

What has a bottom at the top?

Why did Buffon take the goal with him after every Juventus match?

A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

What goes up but never comes down?

What number divided by 4 is the same as that number minus 4?

Rearrange the letters in "new door" to make one word.

The dirtier I get, the whiter I look. Who am I?