I have teeth but i don't bite. Who Am I ?

What happened when the wheel was invented?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

A father's child, a mother's child, yet no one's son.

Who am I?

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

O T T F F S S ?

Who is that with a neck and no head, two arms and no hands? What is it?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

'Ferrari driver' easily beats the 'force driver' in a two-car race. How did Indian newspapers truthfully report so to look as a 'force drive' had outdone the 'Ferrari driver'? Think!!!

In the image given, you can find several triangles. Can you count them all?

1. Where does Easter come from before Valentine's Day?

2. Do you know what is in the middle of Valentine's?

3. What did the lady bee say to the man bee on the occasion of Valentine's Day