It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

What word is represented by this rebus?

You have 1023 apples and 10 bags. You have to distribute these apples in these 10 bags in any way you choose. But when I ask for a certain number of apples you have to give them in terms of bags without transferring the apples from other bags. How do you distribute the apples?

Why is it very easy to weigh a fish?

There is a certain crime, that if it is attempted, is punishable, but if it is committed, is not punishable. What is the crime?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

Can you spot the hidden girl in the picture below?