Question
The sum of the radius of the base and the height of a cylinder is 37 metres .It the total surface area of the cylinder be 1628 sq. meres. Is volume is
Answer: Option B
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(h + r) = 37 and `2pi r (h + r) = 1628`
`:.` `2pi r xx 37 = 1628`
or ` r = ((1628)/(2 xx 37) xx 7/22)` = 7
So, r = 7 m and h = 30 m.
`:.` Volume = `(22/7 xx 7 xx 7 xx 30) m^3` = 4620 `m^3`
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