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

    Question

    What is the ratio whose terms differ by 30 and the

    measure of which is 4/9?
    A 4:9 Correct Answer Incorrect Answer
    B 3:7 Correct Answer Incorrect Answer
    C 5:4 Correct Answer Incorrect Answer
    D 3:2 Correct Answer Incorrect Answer

    Solution

    Let the ratio be x : (x + 30). Then,  => x/(x + 30) = 4/9 => 9x = 4x + 120 => x = 24 ∴  Required ratio = 24:54 = 4:9

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