The three$-$station work cell illustrated below has two machines at station $1$ in parallel $($The product

needs to go through only one of the two machines before proceeding to station $2),$ and three machines

at station $3,$ again in parallel.

a$.$ What is the throughput time of this work cell?

b$.$ What is the bottleneck time of this work cell?

c$.$ What is the bottleneck station?

d$.$ If the firm operates $8$ hours per day, $5$ days per week, what is the weekly capacity of this work cell?