hello, help in this questions!

If the marginal revenue (in dollars per unit) for a month for a commodity is W = O.6X + 33, find the total revenue function. Rm = 33 0.5x2 X Need Help? l. [-11 Points] DETAILS HARMATHAP12 12.1.043. MY NOTES | ASK YOUR TEACl- If the marginal revenue (in dollars per unit) for a month is given by W = O.5X + 250, what is the total revenue from the production and sale of 80 units? $ Z] Need Help? i. [12 Points] DETAILS HARMATHAP12 12.1.048.M|. MY NOTES | ASK YOUR TEACl- The rate of growth of the population of a city is predicted to be the following, where p is the population at time t is measured in years from the present. d_P = 1 t1'09 dt 000 Suppose that the current population is 100,000. (a) What is the predicted rate of growth 9 years from the present? (Round your answer to the nearest integer.) people per year (b) What is the predicted population 9 years from the present? (Round your answer to the nearest integer.) Need Help