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      Question

      If P : Q = 3 : 4, Q : R = 8 : 10 and R : S = 15 : 17

      Then find P : Q : R : S.
      A 9 : 12 : 13 : 11 Correct Answer Incorrect Answer
      B 4 : 5 : 6 : 7 Correct Answer Incorrect Answer
      C 9 : 12 : 15 : 17 Correct Answer Incorrect Answer
      D 15 : 20 : 15 : 17 Correct Answer Incorrect Answer

      Solution

      The correct answer is C

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