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If the volume of a sphere is (4)/(3) pi ...

If the volume of a sphere is `(4)/(3) pi r^(3)` where `pi = (22)/(7)` and r is radius of the sphere, then the radius of the sphere of volume `(704)/(21) m^(3)` is _____.

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Verified by Experts

The correct Answer is:
2m

`4/3pir^3=704/21`
`r^3=704/21xx3/4xx7/22`
`r^3=8`
r=2m
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