Advanced MathEasyProduct of a number and its successor
Advanced Math practice question
The product of a positive number and the number 1 greater than it is 12. What is the number?
Answer: 3
n(n + 1) = 12 gives 3 × 4 = 12, so n = 3.
Common wrong answers
- If you answered 4
- 4 is the larger of the two factors.
- If you answered 6
- 6 × 7 = 42.
- If you answered 12
- 12 is the product.
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