A and B are in the ratio of 5: 4 , B and C in the ratio of 3 : 2. What is the ratio of A : C ?

A and B are in the ratio of 5: 4 , B and C in the ratio of 3 : 2. What is the ratio of A : C ? Correct Answer None of these

A : B = 5 : 4 = (5 x 3) : (4 x 3) = 15 : 12  B : C = 3 : 2 = (3 x 4) : (2 x 4) = 12 : 8 So,  A : B : C = 15 : 12 : 8 Therefore,  A : C = 15 : 8
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