Chapter 8.4, Problem 31E

(a)

To determine

The cost C as a function of x if the initial cost to obtain the necessary information for the job was $200$ and each envelope cost was $0.02$.

(b)

To determine

The revenue R as a function of x if initial cost to obtain the necessary information for the job was $200$, each envelope cost was $0.02$ and the cost of paid per envelope stuffed is 0.04.

(c)

To determine

To calculate: The value of x for which revenue equals cost.

(d)

To determine

To graph: The equations $y=C\left(x\right)$ and $y=R\left(x\right)$ on the same axis, and interpret the graph.