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

Which letter of the alphabet has the most water?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Suppose you are a girl candidate and sitting in an interview. Suddenly the interviewer asks you, 'What if one morning you wake up and find out that you are pregnant?

How will you reply to such a question?

There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

The dirtier I get, the whiter I look. Who am I?

How can you tell a raw egg from a hard-boiled egg?