Respuesta :

tonb

Answer:

$4

Step-by-step explanation:

Sylvia: 35.50 + 6*16 = 131.50

Raul: 15.50 + 6*20 = 135.50

135.50 - 131.50 = 4

Flat fee is a one time cost. The hourly rate you have to multiply by the number of hours (6 in this case), and then add them.