How can you write nineteen in a manner that if we take out one, it becomes twenty?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

What happened when the wheel was invented?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

A couple went on a climbing trip. But only the husband returned from the vacation and said that his wife slipped off while climbing and died. On investigating, the local sheriff arrested him saying, 'Your travel agent called. You murdered your wife.'

The man did not inform anyone about the trip. Then how was the agent so sure that it was a murder?

What have one eye but still cannot see?

15 caves are arranged in a circle at the temple of doom. One of these caves has the treasure of gems and wealth. Each day the treasure keepers can move the treasure to an adjacent cave or can keep it in the same cave. Every day two treasure seekers visit the place and have enough time to enter any two caves of their choice.

How do the treasure seekers ensure that they find the treasure in the minimum number of possible days?

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?

Imagine you are in a room with no windows or doors. How will you get out?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?