Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

I guess 76.8% of readers will like this riddle.

What's the least number of people should read this post?

What number divided by 4 is the same as that number minus 4?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable

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).

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?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.