Can you replace the question mark with the correct number?

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Can you find out who is the kidnapper in below Picture and why, Explain ?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Chocolate costs 6 rupees and a Toy costs 5 rupees. If you have 32 rupees in total, how many chocolates and how many Toys can be purchased with that amount?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

What can go through glass without breaking it?

Which tank will fill first?