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Find the volume of a sphere whose radius is 7 cm.

`["Assume "pi=22/7]`

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#### Solution

Radius of sphere = 7 cm

`"Volume of sphere "= 4/3pir^3`

`=[4/3xx22/7xx(7)^2]cm^3`

`=(4312/3)cm^3`

`=1437 1/3 cm^3`

Therefore, the volume of the sphere is `1437 1/3 cm^3`

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