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    Question

    Ratio of monthly income to monthly expenditure of A is

    13:7, respectively and monthly savings of A is Rs. 3600. Find the monthly income of A.
    A Rs. 7500 Correct Answer Incorrect Answer
    B Rs. 7600 Correct Answer Incorrect Answer
    C Rs. 7700 Correct Answer Incorrect Answer
    D Rs. 7800 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let, monthly income and monthly expenditure of A is Rs. 13x and Rs. 7x respectively. So, monthly savings of A = 13x – 7x = Rs. 6x And, 6x = 3600 Or, x = 600 So, monthly income of A = 13 × 600 = Rs. 7800

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