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

Can you find the number?

My location can be determined by the below rebus.
So where am i ?

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

What does below Rebus say?

XLR8

There are 3 apples in the basket and you take away 2. How many apples do you have now?

It is always ahead of me yet I can never see it. What is it?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

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 seven-letter word but if you remove four of my letters I will have one left. What word am I?

A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
He collects a total of 324 coins.

Can you tell me how many number of 20-paisa and 25-paisa he got?