Lesson $5$ Process Analysis Exercise $3$

$($Class Exercise $3)$

A pizza store is staffed by $2$ employees: a pizza chef and an assistant. The store has $2$ ovens, each can only

bake one pizza at a time. The transformation process $($sequence of steps$)$ followed at the store is as

follows:

Assume that customers arrive in every $4$ minutes and each customer orders one pizza and one drink.

What is the maximum hourly output of the assistant?

$(10$ marks$)$

What is the maximum hourly output of the chef?

$(10$ marks$)$

What is the maximum hourly output of the two ovens?

$(10$ marks$)$

What is the capacity of this process in terms of orders per hour?

$(10$ marks$)$

Where is the bottleneck in this process?

$(10$ marks$)$

What is the time between completions of orders?

$(10$ marks$)$

What is the throughput time of the process in terms of minutes$/$order$?$

$(10$ marks$)$

What is the flow rate of the process in terms of orders per hour?

What is the idle time of chef?

What is the utilization of assistant if the average demand is $60\%$ of process capacity?

marks$)$ Show the unit and steps of calculation when you answer the questions.