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The radii of two circular faces of the f...

The radii of two circular faces of the frustum of a cone of height 10.5 cm are 5 cm and 3 cm respectively. What is its volume in `cm^3`? `(`pi=22/7`)
10.5 सेमी ऊंचाई वाले शंकु के छिन्नक के दो वृताकार फलकों की त्रिज्या क्रमशः 5 सेमी और 3 सेमी है। घन सेंटीमीटर में इसका आयतन कितना होगा ?

A

552

B

539

C

545

D

564

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  15. A sphere of radius 5 cm is melted and recast into spheres of radius 2 ...

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