A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

You need to move three matchsticks to form three squares. Can you do it?

A California farmer owns a beautiful pear tree. He supplies the fruit to a nearby grocery store. The store owner calls the farmer to see how much fruit is available for him to buy. The farmer knows the main trunk has 24 branches. Each branch has exactly 12 boughs and each bough has exactly 6 twigs. Since each twig bears one piece of fruit, how many plums will the farmer be able to deliver?

What is next number in the pattern below:

131 517 192 123 ?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

There is something which is always coming but never arrives?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?