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The radii of two cylinders are in the ra...

The radii of two cylinders are in the ratio 3:4 and their heights are in the ratio 8:5. The ratio of their volumes is
दो सिलेंडरों की त्रिज्या 3: 4 के अनुपात में है और उनकी ऊँचाई 8: 5 के अनुपात में है। उनके आयतन का अनुपात है:

A

`8:9`

B

`9:10`

C

`7:10`

D

`9:11`

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