How do you go from 98 to 720 using just one letter?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

What does Alexander the Great and Winnie the Pooh have in common?

What is both possible and impossible at the same time?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

A new clothing store has a unique method of pricing items. A vest costs $20, a tie costs $15, a blouse costs $30, and underwear costs $45. How much would pants cost?

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?