Question

    Two years ago the ratio of annual salary of three

    friends P, Q and R is 4 : 3 : 5. Every year since then the salary of P, Q and R increases by 10%, 12% and 50% respectively. If the present monthly salary of P is 19,360, then what was the monthly salary of R one year ago?
    A Rs. 45,000 Correct Answer Incorrect Answer
    B Rs. 36,000 Correct Answer Incorrect Answer
    C Rs. 30,000 Correct Answer Incorrect Answer
    D Rs. 48,000 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let annual salary of P, Q and R two years ago be 4x, 3x and 5x respectively. Present salary of P = Rs. 19,360 (given) тИ┤ 4x├Ч 110/100├Ч110/100 ├Ч 1/12 = 19,360 тЯ╣ 121x/300 = 19360 ┬а ┬а ┬а ┬а ┬а ┬а ┬а тИ┤ x = (19360 ├Ч ┬а300)/121 тИ┤ x = Rs. 48,000 тИ┤ RтАЩs annual salary two years ago = 5x = 5 ├Ч 48,000 = Rs. 2,40,000 p.a. тИ┤ RтАЩs annual salary one years ago = 2,40,000 ├Ч 150/100 = Rs. 3,60,000 p.a. тИ┤ RтАЩs monthly salary one year ago = 360000/12 = Rs. 30,000 p.m.

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