e-GMAT Question of the Week #4

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e-GMAT Question of the Week #4

by e-GMAT » Fri Apr 12, 2019 2:59 am

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While working individually, each of A, B, C and D can produce 60 units of a certain item in a, b, c and d hours respectively, where a, b, c, d are consecutive integers in increasing order. If A and C together can produce 60 units in more than 2 hours, then which of the following cannot be the time they will take to produce 60 units, if all are working together?
  • A. 28.2 minutes
    B. 46.75 minutes
    C. 60 minutes
    D. 63.15 minutes
    E. 79 minutes
To access all questions: Consolidated list of Questions of the Week