Teacher ask the student

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

what did student replied ?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

Two Twins Jack and Jill were standing back to back and suddenly they started running in opposite direction for 4 kilometres and then turn to left and run for another 3 kilometres.

what is the distance between the Baggio twins when they stop ?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Rearrange the letters in "new door" to make one word.

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Akbar summoned Birbal out of anger.
He told him that he will have to face death.
He asked him to make a statement and if the statement is true he will be buried alive and if the statement is false, he will be thrown at lions.
After hearing Birbal’s statement, Akbar could do nothing but smile.
He gave him 5 gold bars and let him go.

What did Birbal say?