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    Question

    Ratio of monthly income to monthly expenditure of A is

    20:7, respectively and monthly savings of A is Rs. 3900. Find the monthly income of A.
    A Rs. 6000 Correct Answer Incorrect Answer
    B Rs. 6500 Correct Answer Incorrect Answer
    C Rs. 6300 Correct Answer Incorrect Answer
    D Rs. 6700 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let, monthly income and monthly expenditure of A is Rs. 20x and Rs. 7x respectively. So, monthly savings of A = 20x – 7x = Rs. 13x And, 13x = 3900 x = 300 So, monthly income of A = 20 × 300 = Rs. 6000

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