The sum of three consecutive integers is 78. What is the product of the smallest and the largest?

Answer and explanation

Correct answer: C.

  1. Step 1: Let the integers be , , ; the sum is , so . Step 2. The smallest is 25 and the largest is 27: . **Answer: . Why not the others:** 650 and 702 use neighbouring pairs, and 676 is the square of the middle number.

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