Multiple choice general knowledge math & puzzles

The product of a positive integer and the integer that succeeds it is twelve. Find that number!

  1. 3

  2. 26

  3. 5

  4. 27

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Let the positive integer be x. Then x(x+1) = 12. Testing options: 3 × 4 = 12, which works. This is the product of consecutive integers that equals 12. Option A (3) is correct.