A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

John was a very careless driver, so his owner Jacob gave him an offer that he will get an incentive of Rs.30 for every bottle box he delivered without breaking it and he will be charged Rs.90 for every bottle box he broke. Jacob gave John 100 bottles-box to deliver. After delivery, Jacob paid John Rs.2400. How many bottles-box did John break?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

A bomb exploded in a room full of married couples and no one died. How?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

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?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?