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    Question

    Sohan borrowed Rs. 4200 at R% S.I. and Rs. 3800 at (R +

    6)% S.I. for 5 years. The total simple interest paid was Rs. 4340. Find the rate charged on Rs. 3800.
    A 20% Correct Answer Incorrect Answer
    B 18% Correct Answer Incorrect Answer
    C 14% Correct Answer Incorrect Answer
    D 32% Correct Answer Incorrect Answer

    Solution

    According to question, 4200 Ă— R/100 Ă— 5 + 3800 Ă— (R + 6)/100 Ă— 5 = 4340 210R + 190R + 190 Ă— 6 = 4340 400R + 1140 = 4340 400R = 3200 R = 8% So, R + 6 = 14%

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