Question

22
Assume T =
unless stated otherwise.
7
1. Find the volume of a sphere whose radius is
(1) 7 cm
(ii) 0.63 m
2. Find the amount of water displaced by a solid spherical ball of
(i) 28 cm
(ii) 0.21 m
. The diameter of a metallic ball is 4.2 cm. What is the mass of th
the metal is 8.9 g per cm"?
4. The diameter of the moon is approximately one-fourth of the
What fraction of the volume of the earth is the volume of thek.​

Answer 1

Answer:

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