How many minutes does the average customer wait in line

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Reference no: EM132169244

1. At a local Kwik-E-Mart, customers arrive at an average rate of one per minute. On average, there are 3.2 customers waiting in line to check out. There is a single cashier who needs 48 seconds on average to ring up and bag a customer’s items. The cashier can then process 1.25 customers per minute. On average, how many minutes does the average customer wait in line?

a. .45

b. 1.5

c. 2.0

d. 2.56

e. 3.2

f. 3.84

2. Trader Mo typically has store managers that are promoted from within. Data shows that after becoming a store manager an employee stays for an average of 16 months before moving on to another job. If the chain needs 2 managers for each of its 135 stores, how many employees have to be promoted to manager rank per year?

a. 67.5

b. 135

c. 202.5

d. 270

3. The auto service industry consists of a range of firms. For example, quick oil change providers like Jiffy Lube deliver a limited set of services using specialized equipment (e.g., a trench in the floor so oil can be drained without raising the car). Alternatively, the service department of a car dealer can provide a broad range of services from oil changes to complicated engine overhauls. Which would you describe as a focused operation, a quick oil change provider or a dealership service department?

a. a quick oil change provider

b. a dealership service department

c. both can be focused

d. neither is focused

Reference no: EM132169244

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