Q. The ratio of the curved surface area of two cones having the same slant height and radii 3:5 is:

(A) 3:5
(B) 9:25
(C) 5:3
(D) 25:9

✅ Correct Answer: (A) 3:5

Explanation: CSA=πrl. With same l, ratio=radii ratio.

Published by Krishna Sharma ⭐ 48.25K Points at 15-Jul-2026 07:13 am in Math

Explanation by: Krishna Sharma

CSA=πrl. With same l, ratio=radii ratio.

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