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      Question

      A person saves 15% of his monthly income. If his monthly

      is increased by 35% and he still saves the same amount as before then find percentage increase (approximate) in his monthly expenditure.
      A 43.75% Correct Answer Incorrect Answer
      B 53.35% Correct Answer Incorrect Answer
      C 46.66% Correct Answer Incorrect Answer
      D 41.1% Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Let monthly of person is Rs. 100x Monthly savings = 0.15 ├Ч 100x = Rs. 15x Monthly expenditure = 100x тАУ 15x = Rs. 85x His increased monthly income = 1.35 ├Ч 100x = Rs. 135x His monthly expenditure now = 135x тАУ 15x = 120x Percentage increase in expenditure = [(120x тАУ 85x)/85x] ├Ч 100 ~ 41.1%

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