Question: The mean time between failures for a certain production machine is 250 hrs and the mean time to repair is 6 hrs. The availability of

  1. The mean time between failures for a certain production machine is 250 hrs and the mean time to repair is 6 hrs. The availability of the machine is:

    A.

    0.973
    B.

    0.024
    C.

    1.024
    D.

    1.025
    E.

    0.976

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