Swiss Arabian Perfumes gets an average of 25 customers per shift. The manager of Swiss Arabian Perfumes wants to calculate whether she should hire one, two, three or four salespeople. She has determined data times will be seven minutes with one salesperson, four minutes with two salespeople, three minutes with three salespeople, and two minutes with four salespeople. She has estimated the cost per minute that stomers at the cost per salesperson per shift is $70. Copy the table below and insert your answers in the table. (30 marks) Number of Salespeople 1 2 A 4 Average number of customers per shift Average waiting time (minutes) per customer B Total waiting time per shift (a Xb) Cost per minute of waiting time (estimated) D E Value of lost time per shift (CXd) F Salary cost per shift G Total cost per shift (e+f) H How many salespeople should be hired? 112nti