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      Question

      P's income is 20% more than Q's income and Q's income is

      30% more than R's. By what percent is P's income more than R's?
      A 60 percent Correct Answer Incorrect Answer
      B 50 percent Correct Answer Incorrect Answer
      C 56 percent Correct Answer Incorrect Answer
      D 65 percent Correct Answer Incorrect Answer

      Solution

      Let the R's income be 100. Q's income is 30% more than R's = 100 + 30% 0f 100 =130. P's income is 20% more than Q's income = 130 + 20% 0f 130 = 156 P's income - R's income = 156 - 100 = 56 โ‡’ 156 - 100/100 = 56%

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