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

    Question

    What will come in the place of question mark (?) in the following given question:

    [∛(91125/19683  )- ∛(3375/5832  )  ] ×

    ∛(512/9261)  = ? - √(484/3969)
    A 5/16 Correct Answer Incorrect Answer
    B 3/16 Correct Answer Incorrect Answer
    C 7/8 Correct Answer Incorrect Answer
    D 2/3 Correct Answer Incorrect Answer
    E 5/8 Correct Answer Incorrect Answer

    Solution

    [∛(91125/19683  )- ∛(3375/5832  )  ] × ∛(512/9261)  = ? - √(484/3969) (45/27- 15/18) × 8/21 = ? - 22/63 (5/3-  5/6) × 8/21 = ? - 22/63 5/6  ×8/21 =? - 22/63 20/63 + 22/63 = ? ? = 42/63 = 2/3

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