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      Question

      The ratio of the incomes of Vineet and Vidya is 10:7

      respectively. Vineet saves 30% of his income while Vidya saves 20% of his income. The sum of their expenditures is Rs.63000. Find the difference between their incomes.
      A Rs.12000 Correct Answer Incorrect Answer
      B Rs.11000 Correct Answer Incorrect Answer
      C Rs.9000 Correct Answer Incorrect Answer
      D Rs.15000 Correct Answer Incorrect Answer

      Solution

      Let the incomes of Vineet and Vidya be Rs. 10x and Rs. 7x respectively. According to the question, => 0.80 x 10x + 0.20 x 7x = 63000 => 7x + 5.6x = 63000 => x = 5000 Required difference = 10x – 7x = 3x = Rs.15000

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