Use some thinking to answer the following question. The inverse ratio of 3: 5: 1 is?\nOptions:\n(A) 2:3:7\n(B) 5:3:15\n(C) 2:3:2\n(D) 2:3:6\n(E) 2:3:1
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1/3: 1/5: 1/1 = 5:3:15 So the final answer is (B).
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