Money Laundry has 14 washers and 12 dryers. All orders are first sent to wash and then to dry. It takes on average 40 minutes to wash one order and 23 minutes to dry.
a. What is the capacity of the washing stage? (Round your answer to 2 decimal places.)
Capacity of washing stage________orders per hour
b. What is the capacity of the drying stage? (Round your answer to 2 decimal places.)
Capacity of drying stage_________orders per hour
c. Identify the bottleneck(s).
( ) Washer
( ) Dryer
d. What is the capacity of Money laundry? (Round your answer to 2 decimal places.)
Capacity of Money laundry_____orders per hour
e. If Money Laundry would like to increase the capacity by buying one more machine, should they buy a washer or a dryer?
( ) Washer
( ) Dryer
The manager, Mr. Money, decided not to buy a machine. He still has 14 washers and 12 dryers. The manager estimates that on average Money Laundry receives eight orders every hour.
The manager also finds that on average there are three orders in the washing stage and five orders in the drying stage.
f. What is the utilization of washers, on average? (Round your answer to 2 decimal places.)
Average utilization_______ %
g. What is the utilization of dryers, on average? (Round your answer to 2 decimal places.)
Average utilization________ %
h. On average, how long does it take an order to finish the washing process, from the time the order is received? (Round your answer to 2 decimal places.)
Average time taken________ hour
i. On average, how long does it take an order to finish the drying process, from the time the order finishes the washing process? (Round your answer to 2 decimal places.)
Average time taken _______hour
j. On average, how long does an order stay in Money Laundry? (Round your answer to 2 decimal places.)
Average time taken ________hour