a$.$ How many workers are needed at each stage if management wants a utilization of at least $80$ percent? Round your answers up to the nearest whole number.

Stage A:

workers

Stage B:

workers

Stage C:

workers

Stage D:

workers

Stage E:

workers

b$.$ Suppose that the number of workers at each stage are as follows:

What is the output rate at each stage? Round your answers to the nearest whole number.

Stage A:

units$/$hour

Stage B:

units$/$hour

Stage C:

units$/$hour

Stage D:

units$/$hour

Stage E:

units$/$hour

c$.$ Where is the bottleneck in this process?

The bottleneck is