Question

    Ravi lends Rs. 10,000 to two of his friends. He gives

    Rs.5,000 to the first at 15% p.a. simple interest. Ravi wants to make a profit of 20% on the whole. The simple interest rate at which he should lend the remaining sum of money to the second friend is
    A 25% Correct Answer Incorrect Answer
    B 12.5% Correct Answer Incorrect Answer
    C 37.5% Correct Answer Incorrect Answer
    D 6.25% Correct Answer Incorrect Answer
    E 18.75% Correct Answer Incorrect Answer

    Solution

    Let Ravilend the sum at x% rate to the second friend. According to the question, 15% × 5000 + x% of 5000 = 20% of 10000 ⇒ 15 × 50 + 50x = 20 × 100 ⇒ 50x = 2000 – 750 ⇒ 50x = 1250 ⇒ x = 25 Hence, the required rate of interest is 25% p.a.

    Practice Next

    Relevant for Exams: