Q. The average of 12, 15, 18 and 21 is:

  • (A) 15
  • (B) 16.5
  • (C) 17
  • (D) 17.5
✅ Correct Answer: (B) 16.5
Explanation: (12 + 15 + 18 + 21) / 4 = 66 / 4 = 16.5.

Published by Mr. Dubey ⭐ 111.54K Points at 03-Dec-2025 06:46 am in Math

Explanation by: Mr. Dubey
(12 + 15 + 18 + 21) / 4 = 66 / 4 = 16.5.

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