Out of four images which one is the odd one out?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

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

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

John has eleven friends. He has a bowl containing eleven apples. Now He wants to divide the eleven apples among his friends, in such a way that an apple should remain in his bowl.
How can He do it?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E