331.A conical tent is to accommodate 11 persons. Each person must have 4 m2 of the space on the ground and 20 m3 of air to breadth. Find the height and radius of the conical tent.
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332.A heap of wheat is in the form of a cone whose diameter is 10.5 m and height is 3 m, find its volume.
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333.Find the volume of a right circular cone whose slant height is 13 cm and the diameter of the base is 10 cm. (Take = 3.14)
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334.Find the volume of a sphere whose radius is
7 cm
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335.Find the volume of a sphere whose radius is
0.63 m
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336.Find the amount of water displaced by a solid spherical ball of diameter 28 cm
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337.Find the amount of water displaced by a solid spherical ball of diameter 0.21 m.
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338.The diameter of a metallic ball is 4.2 cm. What is the mass of the ball, if the density of the metal is 8.9 g per cm3?
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339.The diameter of the moon is approximately one-fourth of the diameter of the earth. What fraction of the volume of the earth is the volume of the moon?
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340.How many litres of milk can a hemispherical bowl of diameter 10.5 cm hold?
Short Answer Type
= 3.14)
