P3.9 You have the following information concerning a fast-food restaurant for three consecutive months. April May June Sales revenue Cost of sales Wages expense Other expenses Departmental income Guests served $120,500 $41,500 34,200 22,000 $ 97,700 $ 22,800 $141,300 $51,500 42,100 25,100 $118,700 $ 22,600 $165,900 $62,800 51,900 29,100 $143,800 $ 22,100 20,200 24,400 29,900 Convert the consolidated income statements to common size. Use the number of customers to prepare additional analyses. Comment on what is happening in this operation using the information you have calculated