$2\mathrm{.}3.$ Given the table of setup and queue times as below, if the required part quantity $Q=100$

and the cost rate is $$\frac{80}{?}$ hrs$.$ Please answer the following questions. $(10$ points$)$

a$.$ If the shop floor is a job shop, what's the manufacturing lead time? What's the total

cost$?(5$ points$)$

b$.$ If the shop floor is a batch shop, what is the manufacturing lead time? What's the

total cost? $(5$ points$)$