What does it mean?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

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

What number should come in place of the question mark below?

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

What does below Rebus say?

XLR8

Can you find out the missing number in the grid?