I am a prime number.
The double of myself is equal to the square of me.

which number am I?

what does this below rebus represent identXQQQQQME

Can you place three balls such that the equation shown in the picture holds true?

What has one letter and starts with an E?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

What number do you get when you multiply all of the numbers on a telephone's number pad?

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.

How many times do a clock's hands overlap in a day ?