What always comes into a house through the keyhole?

Why is the Hole below a Lock?

What can you deduce from the following BrainBat?

CRY
LMKI

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

Can you find the 09 errors in the picture below?

If eleven plus two equals one, what does nine plus five equal?

While preparing the table for dinner, wife came up with an idea to tease his mathematician husband. She asked her husband to pick nine toothpicks and make ten without breaking any toothpick.

The husband was also smart and did it within seconds. How ?

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.

What is red and smells like blue paint?

Where do fish keep their money?