On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

John needs to purchase 100 chocolates from three different shops and he has exactly 100 rupees to do that which he must spend entirely. He must buy at least 1 Chocolate from each shop.

The first shop is selling each chocolate at 5 paise, the second is selling at 1 rupee and the third is selling at 5 rupees.

How many chocolates should he buy from each shop?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

How many times can you subtract the number 5 from 25?

I have branches, but no fruit, trunk or leaves. What am I?

What is so fragile that saying its name breaks it?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?