Question
A grocery store estimates that customers arrive at the rate of 15 per hour. The cashier can serve customers at a rate 20 per hour.
A grocery store estimates that customers arrive at the rate of 15 per hour. The cashier can serve customers at a rate 20 per hour. Calculate the average amount of time customer waits in a line (in minutes)
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The Handbook Of Energy Trading
Authors: Stefano Fiorenzani, Samuele Ravelli, Enrico Edoli
1st Edition
1119953693, 978-1119953692
