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

    Question

    src="https://www.ixambee.com/questionimage/Question-Bank/1680242205-UPSCEPFOAPFCMT4003.png" alt="" />
    A 2:27 Correct Answer Incorrect Answer
    B 2:29 Correct Answer Incorrect Answer
    C 5:27 Correct Answer Incorrect Answer
    D None of these Correct Answer Incorrect Answer

    Solution

    (9)2/6 = (93)m/n  (9)1/3 = (9)3m/n  => 3m = 1 => m=1/3 , n=3  2m:3n = 2×1/3: 3×3 = 2/3: 9 => 2:27

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