Data table a. Airplane seats.. b. C. Production supervisors' salaries... Depreciation on forklifts in factory... d. Machine lubricants...... e. Factory janitors' wages... f. Assembly workers' wages g. Property tax on corporate marketing office h. Plant utilities. erial az $ 300 $ 170 $ EA $ 69 $ $ $ 30 15 30 660 10 i. Cost of warranty repairs.... j. Machine operators' health insurance.. k. Depreciation on administrative offices 59 $ 69 69 SA 140 255 90 40 1. Cost of designing new plant layout $ 150 m. Jet engines. $ 1,700