Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

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

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 start the fire using two pieces of wood?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

You can see three almost identical images below. Can you spot the odd one out from them?

I was born in a small house and I live in it all alone. No windows and no doors have been assigned to my house. The only way I can go out is by breaking through the walls of my house.

Who am I?

A quarter is one-fourth of a dollar but Mr. John has changed the equation as below :

DOLLAR * 4 = QUARTER

Can you replace each letter with a digit to make the above solution correct?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

You can hear me, but you can't touch or see me.

What am I?