Q1 (15 points) At a make-to-order hamburger shop, there is one worker who cooks patties, two workers who assemble burgers, and one cashier.

Q1 (15 points) At a make-to-order hamburger shop, there is one worker who cooks patties, two workers who assemble burgers, and one cashier. The oven can cook patties in 4 minutes and the oven can cook up to 20 patties at one time. Each burger assembler can assemble a burger in 30 seconds. It takes the cashier 6 seconds to collect payment. What is the bottleneck? b)