What four weights can be used to balance from 1 to 30 pounds?

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

What is the largest number you can write with just 3 digits?

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

John was drowned by he was not wet. How?

Can you solve the rebus below?

Can you replace the question mark with the correct number in the below table sequence?

When 99 is considered higher than 100?

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?