Why is 6 afraid of 7?

One day, John and his friends were playing around. Jacob hit something with a Pin and it popped. John's dad came into the room that very moment, but he wasn't mad. In fact, he was smiling. What did Jacob hit?

Which is the smallest number that you can write using all the vowels exactly once?

How can you leave a room with two legs and return with six legs?

Give it food and it will live; give it water and it will die.

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

Do You See It?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

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 ?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?