In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

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

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

Why do you find that most of the buildings are deprived of the 13th floor?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?