Question: Suppose that a certain machine has a mean time between failures of 10,000 hours and has a mean time to repair of 20 hours.

Suppose that a certain machine has a mean time between failures of 10,000 hours and has a mean time to repair of 20 hours.

Suppose that a certain machine has a mean time between failures of 10,000 hours and has a mean time to repair of 20 hours. What is its availability? A chemical plant was expected to run for 120 hours/week continuously with production capacity of 2,400 metric tons /hour. At the end of the week, it produced 220,000 tons together with a waste of 3,000 tons. It had 120 minutes breakdowns and 460 minutes changeover and adjustment. Calculate the plant availability.

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