1.

If 3A = 6B = 9C, what is A ∶ B ∶ C?

A. 6 ∶ 3 ∶ 1
B. 6 ∶ 3 ∶ 2
C. 9 ∶ 3 ∶ 6
D. 9 ∶ 3 ∶ 1
Answer» C. 9 ∶ 3 ∶ 6


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