Replace the question mark with the number below given a simple math problem.

I can be cracked, made, told, and played. What am I?

How can I get the answer 24 by only using the numbers 8,8,3,3?

You can use the main signs add, subtract multiply and divide.

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

Which is the rope you never skip with?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

A large water tank has two inlet pipes (a large one and a small one) and one outlet pipe. It takes 3 hours to fill the tank with the large inlet pipe. On the other hand, it takes 6 hours to fill the tank with the small inlet pipe. The outlet pipe allows the full tank to be emptied in 9 hours.

What fraction of the tank (initially empty) will be filled in 0.64 hours if all three pipes are in operation? Give your answer to two decimal places (e.g., 0.25, 0.5, or 0.75).

Can you count the number of quadrilaterals in the picture below?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.