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    Question

    If P : Q = 3 : 4 and Q : R = 4 : 7, then find the value

    of (P + Q) : (Q + R) : (R + P).
    A 10 : 3 : 11 Correct Answer Incorrect Answer
    B 11 : 4 : 7 Correct Answer Incorrect Answer
    C 3 : 4 : 7 Correct Answer Incorrect Answer
    D 7 : 11 : 10 Correct Answer Incorrect Answer

    Solution

    Given - P:Q= 3:4 And Q:R= 4:7 SO  P:Q:R=3:4:7 SO,Now  (P+Q):(Q+R):(R+P)= (3+4):(4+7):(3+7) =7:11:10

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