1. The product of two odd numbers is 133.
What are they?
2. The difference between two square numbers is 5.
What are they?
3. The sum of three prime numbers is 15.
What are they?
4. The ratio of two even numbers is 11:3.
What are they?
Topics: Starter  Arithmetic  Number  Puzzles  Ratio
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1. 1 and 133 or 7 and 19 (and their negatives).
2. 4 and 9. Could there be any other solutions?
3. 2, 2 and 11 or 3, 5 and 7 or 5, 5 and 5.
4. 22 and 6 or 44 and 12 or 66 and 18 or ...
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