Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Aman has 1.15 rupees in his pocket. There are a total of 6 coins in his pocket.

When his friend asked him for a change, he could not give change for a rupee and five paisa.

Can you tell which coins he has?

I am not a bull but I have horns.
I am not an ass but I have a pack saddle.
Wherever I go, I leave silver behind me.

Who am I?

Can you find the mistake in the below statement?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

81 x 9 = 801. What must you do to make the this equation true?

What do you see in the image below

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

What is wrong in the below Picture?