Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

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

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

Replace the question mark with the correct number in below Picture:

How can you write nineteen in a manner that if we take out one, it becomes twenty?

Before reading ahead, you must know the fact that only one of the people here is telling the truth.

A says that B is lying.
B says that C is lying.
C says both A and B are lying.

Can you find out who is speaking the truth?

'Ferrari driver' easily beats the 'force driver' in a two-car race. How did Indian newspapers truthfully report so to look as a 'force drive' had outdone the 'Ferrari driver'? Think!!!

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

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