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    Question

    If the difference of C.I and S.I on some amount is Rs.17

    and the sum of the C.I and S.I is 75. Find the product of the C.I and S.I?
    A Rs.1334 Correct Answer Incorrect Answer
    B Rs.1536 Correct Answer Incorrect Answer
    C Rs.1144 Correct Answer Incorrect Answer
    D Rs.1176 Correct Answer Incorrect Answer

    Solution

    C.I тАУ S.I = 17 C.I + S.I = 75 Formula used: (a + b)2┬а= (a тАУ b)2┬а+ 4ab => (C.I + S.I)2┬а= (C.I тАУ S.I)2┬а+ 4 ├Ч C.I. ├Ч S.I =>┬а(75)2┬а= (17)2┬а+ 4 ├Ч C.I. ├Ч S.I =>┬а4 ├Ч C.I. ├Ч S.I = 5625 тАУ 289 => 4 ├Ч C.I. ├Ч S.I = 5336 тИ┤ ┬аC.I. ├Ч S.I = Rs. 1334

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