the ratio of radius and height of a cylinder of volume 14850 cubic cm is 5:7 find its radius
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r = 5x & h = 7x
Volume = 14850 cm³
πr²h = 14850 cm³
(5x)² × 7x = 14850/π
35x³ = 4725
x³ = 135
Round figure 135 into 125 ,
x³ = 125
x = 5
Radius = 25 cm
Height = 35 cm
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Try to solve it with the value x³ = 135. The answer will not change that much but that answer is the correct one.
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