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      Question

      The marks obtained by Rahul is 10% more than Ravi, and

      the marks obtained by Rohan is 165 more than the difference of the marks obtained by Rahul and Ravi. If Rohan obtained 225 marks, then find the marks obtained by Rahul.
      A 650 marks Correct Answer Incorrect Answer
      B 600 marks Correct Answer Incorrect Answer
      C 700 marks Correct Answer Incorrect Answer
      D 660 marks Correct Answer Incorrect Answer
      E 620 marks Correct Answer Incorrect Answer

      Solution

      Let the marks obtained by Ravi be β€˜x’. So, marks obtained by Rahul = 1.10x According to question, (1.10x - x) + 165 = 225 0.10x = 225 - 165 0.10x = 60 x = 60 / 0.10 x = 600 Therefore, marks obtained by Rahul = 1.10 x 600 = 660 marks

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