Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

What does this rebus picture identify?

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

A man is trapped in a room. The room has only two possible exits doors. Through the first door there is a room constructed from magnifying glass. The blazing hot sun instantly fries anything or anyone that enters. Through the second door there is a fire-breathing dragon. How does the man escape?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

This one is a popular quiz/puzzle. Can you find out the names of the websites depicted using the emojis in this picture?

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

What Is It?

Why 1729 is a magic number? Answer Logically.

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.