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      Question

      Incomes of company A and company B are in the ratio of

      4:7. Had the income of company A been more by Rs.15 lakh, the ratio of their incomes would have been 3:4. What is the income of company B?
      A Rs.72 Lakh Correct Answer Incorrect Answer
      B Rs.84 Lakh Correct Answer Incorrect Answer
      C Rs.50 Lakh Correct Answer Incorrect Answer
      D Rs.66 Lakh Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Let the incomes be 4x and 7x respectively. According to the question, => (4x+15)/7x = 3/4 => 16x + 60 = 21x => x = 12 Income of company B = 7x = 7 × 12 = Rs. 84 Lakh

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