Question: A local GP (General practitioner) has five patients needing urgent care. He estimates the time required to treat each patient and determines to take the

A local GP (General practitioner) has five patients needing urgent care. He estimates the time required to treat each patient and determines to take the five in the order that they arrived at the clinic. The data for these patients, in the order they arrived, is shown below:

Patient A Time required

A30 minutes

B40 minutes

C10 minutes

D50 minutes

E15 minutes

a)How much time will the five patients have collectively spent waiting (in minutes) i.e. what is the total

flow time (in minutes)? (2 marks)

b) How much less time would have been spent waiting if the GP had taken the patients according to shortest processing time (in minutes)?(3 marks)

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