Sign In | Starter Of The Day | Tablesmaster | Fun Maths | Maths Map | Topics | More

I am thinking of three numbers.
If I double them all the mean stays the same.
If I square all the numbers the new median is nine.
The range of the numbers is seven.
The square of the product of the numbers is 144.
What are the three numbers?
Solutions to the Puzzle of the Month are available to subscribers only.
For many more mathematical puzzles visit the Transum Puzzles page.