What does this rebus riddle means ?

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?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?