If the ratio of the radii of two circles is 3 : 4, then the ratio of t – McqOptions

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1.	If the ratio of the radii of two circles is 3 : 4, then the ratio of their circumference is:
A.	4 : 3
B.	16 : 9
C.	3 : 4
D.	9 : 16
Answer» D. 9 : 16

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