ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!

    Question

    A person 'P' invested Rs. 800 for

    2 years at an interest rate of 'a'% per annum, Rs. 450 for 4 years at an interest rate of (a - 2)% per annum, and Rs. 1200 for 5 years at an interest rate of 5% per annum. The total simple interest earned was Rs. 604. Determine the value of 'a'.
    A 12 Correct Answer Incorrect Answer
    B 10 Correct Answer Incorrect Answer
    C 18 Correct Answer Incorrect Answer
    D None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 800 ├Ч 2 ├Ч a% + 450 ├Ч 4 ├Ч (a - 2)% + 1200 ├Ч 5 ├Ч 5% = 604 16a + 18a тАУ 36 + 300 = 604 34a + 264 = 604 34a = 340 a = 10┬а

    Practice Next
    More Simple and compound interest Questions

    Relevant for Exams:

    ask-question