Question: A data storage system consists of 3 disk drives sharing a common queue. An average of 50 storage requests arrive per second. The average time

A data storage system consists of 3 disk drives

A data storage system consists of 3 disk drives sharing a common queue. An average of 50 storage requests arrive per second. The average time required to service a request is.03 second. Assuming that interarrival times and service times are exponential, determine: a The probability that a given disk drive is busy b The probability that no disk drives are busy c The probability that a job will have to wait d The average number of jobs present in the storage system

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