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

Why is the longest human nose just 11 inches?

You are trapped in a room with two doors. One leads to certain death and the other leads to freedom. You don't know which is which.
There are two robots guarding the doors. They will let you choose one door but upon doing so you must go through it.
You can, however, ask one robot one question. The problem is one robot always tells the truth, the other always lies and you don't know which is which.
What is the question you ask?

What is next number in the pattern below:

131 517 192 123 ?

Count the number of balls in picture below:

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

The following question it puts forth you:

25 - 55 + (85 + 65) = ?

Then, you are told that even though you might think it's wrong, the correct answer is actually 5!

Whats your reaction to it? How can this be true?

Which tank will fill first?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

A detective visits his friend John just to discover that John's neighbour Dr Jacob was murdered. Dr Jacob, who is a mathematician wrote the murderer's name in a code word "Hcqtfz". There were five suspects
1. Ajit
2. Pankaj
3. Ganpat
4. Deenu
5. Hariya

The Detective was instantly able to find the murderer.
Can you?