Jordan Corporation paid one of its sales representatives $6,500 during the month of March. The rep is paid a base salary plus $13 per unit of product sold. During March, the rep sold 160 units. Required Calculate the total monthly cost of the sales representative's salary for each of the following months: Month April May Number of units 200 Total variable cost Total fixed cost 110 June July 210 120 Total salary cost $ 0 $ 0 $ 0 $ 0