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    Question

    Ratio of income of Prashant and Palak is 9:8. Income of

    Chhaya is 4/5 of income of Prashant and difference between income of Palak and Chhaya is ₹2400. The saving of Prashant, Palak and Chhaya are in the ratio of 7:5:3. If the expenditure of Chaya is ₹15600, then find the difference between savings of Prashant and Palak.
    A Rs 3600 Correct Answer Incorrect Answer
    B Rs 5100 Correct Answer Incorrect Answer
    C Rs 4000 Correct Answer Incorrect Answer
    D Rs 6400 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Income of Prashant and Palak is 9a and 8a respectively.
    Income of Chhaya = 9a*4/5 = 36a/5 = 7.2a
    Income of Palak - Income of Chhaya = 2400
    8a - 7.2a = 2400
    a = 3000
    Income of Prashant, Palak and Chhaya are ₹27000, ₹24000 and ₹21600 respectively.
    Expenditure of Chhaya = ₹15600
    Savings of Chhaya = 21600 - 15600 = 6000
    Difference between savings of Prashant and Palak = (7 - 5)*6000/3 = ₹4000

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