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The capacities of two hemispherical bows...

The capacities of two hemispherical bows are 6.4 litres and 21.6 litres respectively. Then the ratio of their internal curved surface areas will be:-
दो अर्द्ध गोलाकार कटोरे की क्षमता क्रमशः 6.4 लीटर और 21.6 लीटर है। तो उनके आंतरिक पृष्ठीय क्षेत्रफल का अनुपात होगा।

A

`sqrt2 : sqrt3`

B

`16: 31`

C

`4:9`

D

` 2:3`

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CHAMPION PUBLICATION-2012 TIER-II PAPER(22)-EXERCISE
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