The ratio of the radii of two circles is 1 : 3. Then the ratio of their areas is - 51018

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Q. The ratio of the radii of two circles is 1 : 3. Then the ratio of their areas is

(A) 1 : 3

(B) 1 : 6

(C) 1 : 9

(D) None of these

Correct Answer - Option(C)

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