Rippelmeyer 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 June, the kennel budgeted for 3,600 tenant-days, but its actual level of activity was 3,550 tenant-days. The kennel has provided the following data concerning the formulas used in its budgeting and its actual results for June: Fixed element per month Variable element per tenant day
Revenue $34,80
Wages and salaries $3900 $6
Expendables 400 9.7
Facility expenses 9400 4.5
Administrative expenses 7400 0.20
Total expenses 21,100 20.40

Actual results for May:
Revenue $73540
Wages and salaries 16170
Expendables 19735
Facility expenses 18125
Administrative expenses 7600

The net operating income in the planning budget for May would be closest to:
a. $9,140
b. $11,626
c. $12,200
d. $8,420

The net operating income in the flexible budget for May would be closest to:
a. $9,140
b. $8,420
c. $11,626
d. $12,200