The radii of three concentric circles are in the ratio 1 ∶ 2 ∶ 3. – McqOptions

MCQOPTIONS

1.	The radii of three concentric circles are in the ratio 1 ∶ 2 ∶ 3. The ratio of area between two inner circles to that between two outer circles is∶
A.	2 ∶ 3
B.	5 ∶ 7
C.	3 ∶ 5
D.	4 ∶ 5
Answer» D. 4 ∶ 5

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