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?

On my way to St. Ives I saw a man with 7 wives. Each wife had 7 sacks. Each sack had 7 cats. Each cat had 7 kittens. Kittens, cats, sacks, wives. How many were going to St. Ives?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

What is the next number in this matchsticks series riddle?

What goes up but never comes down?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

Can you count the number of triangles in the given picture?

How many times can you subtract the number 5 from 25?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

I am dry when I go inside, but wet when I am pulled outside.
The longer I am inside, the stronger I get
When I am completely out, I am wet and I literally sag
Who am I?