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

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

What question can you never answer yes to?

I always drive my customer away.

Who am I?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

What has hands, but can’t clap?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

Replace the question mark with the correct number in the below-given picture?