Respuesta :

Part A. 212.75 - 128 = 84.75
The hourly rate is $84.75

Part B. Plumber W = 97.50(5) + 26.35
Plumber T = 84.75(5) + 43.25
Plumber W = $513.85
Plumber T = $467
513.85-467 = $46.85
The difference is $46.85