Q. If the diameter of a circle is increased by 25%, then the circumference increases by:

(A) 25%
(B) 50%
(C) 56.25%
(D) 62.5%

✅ Correct Answer: (A) 25%

Explanation: Circumference is directly proportional to the diameter.

Published by Mr. Dubey ⭐ 109.12K Points at 15-Jul-2026 06:07 am in Math

Explanation by: Mr. Dubey

Circumference is directly proportional to the diameter.

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