What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

There is a family that live in a round house. The two parents go out for a movie and leave a babysitter to watch their son. They come back and the kid was not there. Some one kidnapped him. The maid said she was cleaning in a corner. The cook said he was making pizza. The babysitter said she was getting a board game. Who kidnapped him.

who is silent in the parliament?

The more of this there is, the less you see. What is it?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.

If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What is the difference between a jeweller and a jailer?