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

    Question

    A is thrice as efficient as B and C is twice as

    efficient as B. What is the ratio of number of days taken by A, B and C when they work individually?
    A 2 : 6 : 3 Correct Answer Incorrect Answer
    B 2 : 6 : 3 Correct Answer Incorrect Answer
    C 1 : 2 : 3 Correct Answer Incorrect Answer
    D 3 : 1 : 2 Correct Answer Incorrect Answer
    E 1 : 3 : 2 Correct Answer Incorrect Answer

    Solution

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