G H A report comparing budgeted and actual revenues and costs appears below: Given: Is the report useful for evaluating effective control of revenues and costs? Why or why not? Variance Report for the Month Ending April 30 On Own Jobs Actual Planned 105 100 ) 3 4 5 6 7 Revenue Expenses: Mobile Team Operating Costs Extermination Supplies Advertising Dispatching Costs Office Rent Insurance S 20,520 S 19,500 1.020 F 10,320 10,000 320 U 960 1,800 (840) F 800 800 2,340 2.200 140 U 1,800 1,800 2,100 2,100 Total Expenses 18,320 18,700 (380) F 8 Net Operating Income S 2,200 $ 800 1,400 F 9 20 Comments: 21 22 J