Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

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

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?

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?

If eleven plus two equals one, what does nine plus five equal?

When 99 is considered higher than 100?

Remove two matchsticks to make the below equation correct.

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

I look at you, you look at me I raise my right, you raise your left. What am I?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?