16Hit1600
Advanced MathMediumTwo numbers from a sum and a product

Advanced Math practice question

Two positive numbers have a sum of 12 and a product of 35. What is the larger number?

Answer: 7

The numbers are roots of n² − 12n + 35 = (n − 5)(n − 7) = 0: 5 and 7. The larger is 7.

Common wrong answers

If you answered 5
5 is the smaller number.
If you answered 12
12 is the sum.
If you answered 35
35 is the product.

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