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    Question

    If 6A = 4B = 9C; What is A : B :

    C?
    A 6 : 4 : 9 Correct Answer Incorrect Answer
    B 9 : 4 : 6 Correct Answer Incorrect Answer
    C 4 : 9 : 6 Correct Answer Incorrect Answer
    D 6 : 9 : 4 Correct Answer Incorrect Answer

    Solution

    6A=k 4B=k 9C=k A=k/6 B=k/4 C=k/9 A:B:C=(k/6):(k/4):(k/9) LCM of 6,4,9 is 36 multiplying it we get 6k:9K:4k ratio=6:9:4

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