📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!

  • google app store apple app store
  • ✖

      Question

      A person saves 30% of his monthly income. If his monthly

      is increased by 45% and he still saves the same amount as before then find percentage increase (approximate) in his monthly expenditure.
      A 64.3% Correct Answer Incorrect Answer
      B 53.3% Correct Answer Incorrect Answer
      C 67.3% Correct Answer Incorrect Answer
      D 70.3% Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Let monthly of person is Rs. 100x Monthly savings = 0.30 times; 100x = Rs. 30x Monthly expenditure = 100x ndash; 30x = Rs. 70x His increased monthly income = 1.45 times; 100x = Rs. 145x His monthly expenditure now = 145x ndash; 30x = 115x Percentage increase in expenditure = [(115x ndash; 70x)/70x] times; 100 ~ 64.3%

      Practice Next
      ask-question