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The ratio of the radii of two cones is 5...

The ratio of the radii of two cones is 5 : 6 and their volume is in the ratio 8 : 9. The ratio of their height is :
दो शंकु की त्रिज्या का अनुपात 5: 6 है और उनकी आयतन 8: 9 के अनुपात में है। उनकी ऊंचाई का अनुपात क्या होगा

A

`25 : 32`

B

`27 : 20`

C

`20 : 27`

D

`32 : 25`

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