Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Which is the correct shadow of the bird?

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 think of any three-dimensional shape that comprises of exactly two surfaces?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Solve the rebus riddle in the picture below.

What is the fastest way to double your money?

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?