general math MCQ #1407

The smallest number when increased by " 1 " is exactly divisible by 12, 18, 24, 32 and 40 is__________?

general math MCQ #1407

  1. Question 1

    Q1. The smallest number when increased by " 1 " is exactly divisible by 12, 18, 24, 32 and 40 is__________?

    • A) 1439
    • B) 1440
    • C) 1459
    • D) 1449

    Answer: 1439

    Explanation: LCM(12, 18, 24, 32, 40) = 1440; the required number is 1440 − 1 = 1439.