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      Question

      Monthly income of A is Rs. 7000 and he saves 28% of his

      monthly income. If monthly expenditure of A is decreased by 35% while his monthly savings is increased by 35% then find the increase or decrease in his monthly income.
      A 18.5% increase Correct Answer Incorrect Answer
      B 15.4% decrease Correct Answer Incorrect Answer
      C 16.5% increase Correct Answer Incorrect Answer
      D 17.5% decrease Correct Answer Incorrect Answer

      Solution

      Monthly savings and expenditure of A initially is Rs. 1960 and Rs. 5040, respectively. Monthly expenditure of A now = 0.65 ├Ч 5040 = Rs. 3276 Monthly savings of A now = 1.35 ├Ч 1960 = Rs. 2646 Monthly income of A now = 3276 + 2646 = Rs. 5922 Desired percentage decrease = [(7000 тАУ 5922)/7000] ├Ч 100 = 15.4%

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