S$6-5$ Predict and graph total mixed costs $($Learning Objectives $1$ & $2)$

Suppose Anytime Wireless offers an international calling plan that charges $$8\mathrm{.}00$ per

month plus $$0\mathrm{.}20$ per minute for calls outside the United States.

Under this plan, what is your monthly international long$-$distance cost if you call

Europe for

a$.30$ minutes?

b$.60$ minutes?

c$.120$ minutes?

Draw a graph illustrating your total cost under this plan. Label the axes and sho

your costs at $30,60,$ and $120$ minutes.