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    • Question

      Harry’s expenditure and savings are in the ratio

      of 9:7. If his income increases by 15% and the expenditure by 22%, then by how much percent does his savings increase?
      A 6% Correct Answer Incorrect Answer
      B 7% Correct Answer Incorrect Answer
      C 8% Correct Answer Incorrect Answer
      D 13% Correct Answer Incorrect Answer

      Solution

      Let the saving increased by x % (15-x)/(22-15) = 9/7 105 - 7x = 63 7x = 42 x = 6%

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