Q. A completes a work in 15 days. If his efficiency increases by 25%, the new time required is:

  • (A) 10 days
  • (B) 11 days
  • (C) 12 days
  • (D) 13 days
✅ Correct Answer: (C) 12 days
Explanation: New time = 15 × 100/125 = 12 days.

Published by Deepak Sahoo ⭐ 11.23K Points at 21-Jul-2026 06:20 am in Math

Explanation by: Deepak Sahoo
New time = 15 × 100/125 = 12 days.

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