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8th Class Mathematics Comparing Quantities Question Bank Commercial Mathematics

  • question_answer
    DIRECTIONS: Passage-1 Read the passage(s) given below and answer the questions that follow. Rs. 5000 is invested at a rate of 5% p.a. Simple interest for 5 years. After 5 year whole amount is again invested for 2 year at a rate of 3% p.a. Find total interest in 7 years.

    A) Rs. 1625        

    B)                      Rs. 1600

    C) Rs. 1750        

    D)                      Rs. 1550

    Correct Answer: A

    Solution :

    S.I. in 2 years \[S.I=\frac{6250\times 2\times 3}{100}\,=\text{Rs}\,375\] Total S.I = 1250 + 375 = Rs. 1625


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