Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

How many sides does a circle have?

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?

I can write cow in 13 letters.

Can You?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.