Suppose a penny arcade worker is in charge of keeping ten machines in operation.The failure rate of each machine follows an exponential distribution with a mean time of ten hours and the time required to repair each machine follows an exponential distribution with a mean time of thirty minutes.Over the long run, approximately what percentage of machines, on average, will be operating?
A)76.5%
B)92.4%
C)53.8%
D)46.2%

Question

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The Answer of Suppose a penny arcade worker is in charge of keeping ten machines in operation.The failure rate of each machine follows an exponential distribution with a mean time of ten hours and the time required to repair each machine follows an exponential distribution with a mean time of thirty minutes.Over the long run, approximately what percentage of machines, on average, will be operating?
A)76.5%
B)92.4%
C)53.8%
D)46.2%

Suppose a Penny Arcade Worker Is in Charge of Keeping