Difference from Budget Actual Service revenue $39,080 $1,150 Favorable Variable costs: Filling materials 4,950 120 Unfavorable Novocain 3,990 100 Unfavorable Supplies 1,940 410 Favorable Dental assistant wages 2,540 -O- Neither Favorable nor Unfavorable Utilities 490 130 Unfavorable Total variable costs 13,910 60 Favorable Fixed costs: Allocated portion of receptionist's salary 3,000 340 Unfavorable Dentist salary 9,720 590 Unfavorable Equipment depreciation 5,920 -0- Neither Favorable nor Unfavorable Allocated portion of building depreciation 15,020 1,150 Unfavorable Total fixed costs 33,660 2,080 Unfavorable Operating income (loss) $(8,490) $870 Unfavorable $ $ $ 4 $ $ % % % Difference from Budget Actual Service revenue $39,080 $1,150 Favorable Variable costs: Filling materials 4,950 120 Unfavorable Novocain 3,990 100 Unfavorable Supplies 1,940 410 Favorable Dental assistant wages 2,540 -O- Neither Favorable nor Unfavorable Utilities 490 130 Unfavorable Total variable costs 13,910 60 Favorable Fixed costs: Allocated portion of receptionist's salary 3,000 340 Unfavorable Dentist salary 9,720 590 Unfavorable Equipment depreciation 5,920 -0- Neither Favorable nor Unfavorable Allocated portion of building depreciation 15,020 1,150 Unfavorable Total fixed costs 33,660 2,080 Unfavorable Operating income (loss) $(8,490) $870 Unfavorable $ $ $ 4 $ $ % % %