101. i-The repair bill on your car is $316.55. The charge for parts was
$148.55. A mechanic worked on your car for 4 h. What was the charge
per hour for labor?

Respuesta :

Answer:

$42.00 per hour of labor

Step-by-step explanation:

$316.55-$148.55=$168.00

$168.00÷4 hours of labor=$42 an hour