There are three boxes which are labeled as Rs100, Rs150, and Rs200. One box contains two notes of Rs. 50. The second box contains one note of Rs50 and one note of Rs100 The third box contains two Rs. 100 notes. All boxes are labeled incorrectly.

What is the minimum number of boxes you must check in order to label all boxes correctly?

Imagine you are in a room with no windows or doors. How will you get out?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

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

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

What can jump higher than a building?