The inverse ratio of 3: 2: 1 is?\nOptions:\n(A) 2:3:7\n(B) 2:3:9\n(C) 2:3:2\n(D) 2:3:6\n(E) 2:3:1
Let's be accurate as possible. Think before you answer.
(D)
1/3: 1/2: 1/1 = 2:3:6.

Thus, the answer is (D)