New Register for Workshop on How to start for NABARD 2025 (Stepwise Plan) - Apr 26, 7 PM

    Question

    A certain sum of money will be doubled in 4 years at the

    rate of simple interest percent per annum is:
    A 50% Correct Answer Incorrect Answer
    B 25% Correct Answer Incorrect Answer
    C 10% Correct Answer Incorrect Answer
    D 20% Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    SI = (P × R × T)/100 Amount, (A) = P + SI Let P be the principal. SI = 2P – P = P ⇒ P = (P × R × T)/100 ⇒ P = (P × R × 4)/100 ⇒ R = 100/4 = 25%

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