The ratio of the total surface area and volume of a sphere is 2 ∶ 7. – McqOptions

MCQOPTIONS

1.	The ratio of the total surface area and volume of a sphere is 2 ∶ 7. Its radius is:
A.	10.5 cm
B.	7 cm
C.	10 cm
D.	7.5 cm
Answer» B. 7 cm

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