New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    A sum of 10,500 amounts to 13,825 in 3.8 years at a

    certain rate percent per annum simple interest. What will be the simple interest on the same sum for 5 years at double the earlier rate?
    A 8757.0 Correct Answer Incorrect Answer
    B 9187.5 Correct Answer Incorrect Answer
    C 9250.0 Correct Answer Incorrect Answer
    D 9387.5 Correct Answer Incorrect Answer

    Solution

    Principal (P) = ₹10,500 Final Amount (A) = ₹13,825 Time (T) = 3.8 years Simple Interest (SI) = A−P=13,825−10,500=3,325.

    to find  the Rate (R): Using the formula:

    Substitute values:

    Double the Rate :

    Calculate SI for 5 Years at Double the Rate : Using the formula:

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