Why is the longest human nose just 11 inches?

I have Rs.50 and I spend it in the way as below.

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

What kind of storm is always in a rush?

In the given picture, in how many ways can you read the word "Tiger"?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?