The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

By using 'because' continuously three times, can you make an English statement ?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

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

There was a strange boy who was born before his father. How can this be possible?