COMBINATION PREDICAMENT
Molly Mathematician can’t remember her gym locker combination. The Physical Education teacher won’t provide her with the combination, but did give her the following clues about the combination.
1) The 3 numbers in the combination are between the
numbers 15 and 30.
2) The sum of the numbers is 70.
3) When you square each number in her locker combi-
nation, the digits 1-9 will appear only once in the
digits of the 3 square numbers.
What are the 3 numbers in Molly’s Locker combination?
7.9 Statistics & Probability Concepts
Source: Exemplars – February, 1998