A reservoir is in the shape of a frustum of a right circular cone. The – McqOptions

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1.	A reservoir is in the shape of a frustum of a right circular cone. The radii of its circular ends are 4 m and 8 m and its depth is 7 m. How many kilolitre of water (correct up to one decimal place) can it hold?(Take π = 22/7)
A.	821.3
B.	815.7
C.	792.3
D.	775.7
Answer» B. 815.7

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