general math MCQ #1260

If 15% of 30% of 50% of a number is 90, then what is the number?

general math MCQ #1260

  1. Question 1

    Q1. If 15% of 30% of 50% of a number is 90, then what is the number?

    • A) 4000
    • B) 3050
    • C) 4400
    • D) 4500

    Answer: 4000

    Explanation: 0.15 × 0.30 × 0.50 × N = 90 → 0.0225N = 90 → N = 4000.