Teacher ask the student

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

what did student replied ?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

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?

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

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.

How many bounces do you think the ball will make before it comes to a stop ?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

A plane crashed between the border of Mexico and America. Where do you bury the survivors?