Paulis Kennel uses tenant-days as its measure of activity, an animal housed in the kennel for one day is counted as one tenant-day. During February, the kennel budgeted for 4.500 tenant-days, but its actual level of activity was 4.480 tenant-days. The kennel has provided the following data concerning the formulas used in its budgeting and its actual results for February Data used in budgeting: Fixed Variable element element per per month tenant-day $31.00 Revenue Wages and salaries Food and supplies Facility expenses Administrative expenses Total expenses $ 3,500 90 8,500 8,300 $21,200 $ 7.00 11.80 4.00 0.40 $23.20 Actual results for February Revenue Wages and salaries Food and supplies Facility expenses Administrative expenses $188, 289 $ 23,550 $ 36,795 $ 19,3ee $ 9,150 The net operating income in the flexible budget for February would be closest to $19.485 $19,391