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    Question

    If A: B = 2:3 and B: C = 3:4 find the value of (A+B):

    (B+C): (C+A). 
    A 2:1:3 Correct Answer Incorrect Answer
    B 5:7:6 Correct Answer Incorrect Answer
    C 3:4:7 Correct Answer Incorrect Answer
    D 3:5:7 Correct Answer Incorrect Answer

    Solution

    Given: A: B = 2:3   B: C = 3:4   A: B: C = 2:3: 4   (A + B): (B + C): (C + A) = (2 + 3): (3 + 4) : (4 + 2) =5:7:6

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