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      Question

      Monthly savings of β€˜A’ is Rs. 700 more than his

      monthly expenditure and his total monthly income is Rs. 6500. If his monthly income is increased by 40% and his monthly savings is increased by 37.5%, then find the increase in his monthly expenditure
      A Rs. 1200 Correct Answer Incorrect Answer
      B Rs. 1240 Correct Answer Incorrect Answer
      C Rs. 1250 Correct Answer Incorrect Answer
      D Rs. 1280 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Monthly savings of β€˜A’ = (6500 + 700)/2 = Rs. 3600 Monthly expenditure of β€˜A’ = 6500 – 3600 = Rs. 2900 Increased monthly expenditure of β€˜A’ = 1.40 Γ— 6500 – 1.375 Γ— 3600 = Rs. 4150 Desired increase = 4150 – 2900 = Rs. 1250

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