Crane's Custom Electronics $($CCE$)$ sells and installs complete security, computer, audio, and video systems for homes. On newly constructed homes, it provides bids using time$-$and$-$material pricing. The following budgeted cost data are available:

$\backslash$table$[[,$Time Charges,$\backslash$table$[[$Material Loading$],[$Charges$]]],[$Technicians$\text{'}$ wages and benefits,$$154,180,],[$Parts manager's salary and benefits,,$$33,408$