A is twice of B and three times B is equal to four times C. The ratio among A, B and C is :
Explanation:
A = 2B, 3B = 4C ⇒ C = 3B/4
Then, A : B : C = 2B : B : 3B/4 = 2 ∶ 1 ∶ 3/4 = 2×4:1×4:3×44 = 8 ∶ 4 ∶ 3.
Hence, option (b).
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