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      Question

      The weight of P is 40% more than Q, and the weight of R

      is 120 more than the difference of the weights of P and Q. If R weighs 240, then find P's weight.
      A 480 Correct Answer Incorrect Answer
      B 520 Correct Answer Incorrect Answer
      C 560 Correct Answer Incorrect Answer
      D 600 Correct Answer Incorrect Answer
      E 420 Correct Answer Incorrect Answer

      Solution

      Let the weight of Q be y. So, weight of P = 1.40y According to question, (1.40y - y) + 120 = 240 0.40y = 240 - 120 0.40y = 120 y = 120 / 0.40 y = 300 Therefore, weight of P = 1.40 x 300 = 420

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