Question
A hemispherical bowl of internal radius 18 cm is full of
liquid. This liquid is to be filled in cylindrical bottles each of radius 3 cm and height 6 cm. How many bottles are required to empty the bowl?Solution
ATQ, Total volume of liquid in hemisphere =Β ((2/3) Γ Ο Γ 183) = 3888Ο cm3 Let the number of bottles be 'n' Then according to the question: 3888Ο = n Γ Ο Γ (3)2 Γ 6 n = 72 β΄ Total number of bottles = 72
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