Name a key which is hardest to turn.

Why is it against the law for a man living in Delhi to be buried in Mumbai?

Fate has decided that you will only be pleased to meet me when you need me

Maybe that is why, when I am working, I start working

However annoying I may be to the regulars, the little ones are always inspired

I will always be waiting if you try to reach me

How many of you can guess my name, let me see

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

What do you answer even though it never asks you questions?

Prove that the below maths equation is true.

8 + 8 = 91

Can you make four (4) nines (9) equal 100?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?