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    Question

    In a game of 100 points, if P gets 100 points, Q gets

    10 less than P and R gets 30 less than P. Then, how many points can R get if Q gets 180 points?
    A 80 Correct Answer Incorrect Answer
    B 160 Correct Answer Incorrect Answer
    C 140 Correct Answer Incorrect Answer
    D 120 Correct Answer Incorrect Answer

    Solution

    P:Q = 100:90, P:R = 100:70 Q/R = (Q/P├Ч P/R)┬а = 90/100├Ч100/70┬а = ┬а90/70 = 9:7 тИ┤ In a game if Q gets 180 points Q/R= ┬а9/7 = (9 ├Ч 20)/(7 ├Ч 20)=180/140┬а R gets 140 points┬а

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