A school cafeteria is operated by five persons performing the activities in the aver-age times shown in the following chart.

a. What are the bottleneck activity and the maximum service capacity per hour?

b. Suggest a reallocation of activities that would increase capacity and use only four employees, and draw a product flow diagram. What is the capacity of your improved system?

c. Recommend a way to maintain the serving capacity found in part b using only three employees.

Activity 1. Serve salad and dessert 2. Pour drinks 3. Serve entre 4. Serve vegetables 5. Tally and collect payment Average Time, Sec. 10 30 60 20 40