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Bobby, another enterprising barber, is thinking about advertising in the local newspaper because he is idle 55 percent of the time. Currently, customers arrive, on
Bobby, another enterprising barber, is thinking about advertising in the local newspaper because he is idle 55 percent of the time. Currently, customers arrive, on average, every 45 minutes.
What does the arrival rate need to be for Bobby to be busy 80 percent of the time? (Round your intermediate calculations to 3 decimal places and final answer to 2 decimal places.)
Arrival rate:_________ customers per hour
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