What's the only room from which no one can enter or leave

John can fit six large chocolate boxes or nine small chocolate boxes into a carton. How many cartons will he require to put sixty-six chocolate boxes into?

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

Prove that twice of ten is the same as twice of eleven.

What Does this text mean:

important=important

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?

You have two jars of chocolates labelled as P and Q. If you move one chocolate from P to Q, the number of chocolates on B will become twice the number of chocolates in A. If you move one chocolate from Q to P, the number of chocolates in both the jars will become equal.

Can you find out how many chocolates are there in P and Q respectively?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

How is a fly different from a mosquito?