Answer:
Step-by-step explanation:
It is 40
Answer: 10 hours
Step-by-step explanation:
Given
Slow fix auto charge $28 for parts and $48 per hour of labor
We work charge $59 for parts and $44.90 per hour of labor
Suppose both works for x hours
Cost of Slow fix= 
Cost of We work= 
When these costs are the same

Answer:
$318
Step-by-step explanation:
since sales tax is 6%, multiply 300 by 1.06 to find the total cost