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

    Question

    A complex fraction evolves into 25/21 when 25% of the

    numerator is added to the numerator, and simultaneously, 23% of the denominator is subtracted from the denominator. Calculate the original fraction.
    A 11/15 Correct Answer Incorrect Answer
    B 12/15 Correct Answer Incorrect Answer
    C 9/17 Correct Answer Incorrect Answer
    D 12/7 Correct Answer Incorrect Answer
    E none of these Correct Answer Incorrect Answer

    Solution

    ATQ, Let, the fraction be a/b. (a × 125%):(b × 77%) = 25/21 125a × 21 = 25 × 77b a/b = 11/15

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