Suppose your daily revenue from selling used DVDs is

R(t) = 100 + 10t (0 t 5)

dollars per day, where t represents days from the beginning of the week, while your daily costs are

C(t) = 89 + 5t (0 t 5)

dollars per day. Find the area between the graphs of R(t) and C(t) for 0 t 5. $ ??????? What does your answer represent?

average revenue per day

average cost per day

average profit per day

total revenue for the week

total cost for the week

total profit for the week