Why is the Hole below a Lock?

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

You need to arrange three 7 and mathematical symbols to form number 1?

0 0 0 = 6
1 1 1 = 6
2 2 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

You can use any mathematical symbols in the space provided to make all above algebraic expressions true.

Can you find out the missing number in the grid?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

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

Out of four images which one is the odd one out?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?