What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?

You can hear me, but you can't touch or see me.

What am I?

A fresh card pile is taken out of a box (the pile has 54 cards including 2 jokers). One joker is taken out and then the cards are shuffled for a good amount of times. After shuffling, two piles are made by dividing that one pile.



What is the possibility that one of the piles will have a card sequence from A to K in order?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

What country can make you shiver?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

Two natural numbers have a sum of less than 100 and are greater than one.

John knows the product of the numbers and Jacob knows the sum of numbers.

The following conversation takes place between them:
John: 'I am not aware of those numbers.'
Jacob: 'I knew you wouldn't be. I am not aware myself.'
John: 'Now I know them!'
Jacob: 'Now I know them, too!'

What are the two numbers?