Work centers $W,x,Y,$ and $Z$ are available for $40$ hours per week and have no setup ti Time left $1$:$58$:$44$ switching between products. Market demand for each product is $80$ units per week. T$$ questions that follow, the traditional method refers to maximizing the contribution margin per unit for each product, and the bottleneck method refers to maximizing the contribution margin per minute at the bottleneck for each product.

Which work center is the bottleneck operation?

Using the traditional method, which product should be scheduled first?

Using the traditional method, in what sequence should products be scheduled for production?

Using the traditional method, what is the optimal product mix $($consider variable costs onlyoverhead is not included in this profit calculation$)?$

Using the traditional method, what is the profit if the company manufactures the optimal product mix $($consider variable costs only$-$overhead is not included in this profit calculation$)?$