cost = 65 + 75t
so if
65+75t = 196.25
75t = 131.25
t = 1.75
so the job took 1 hour and 45 minutes, I will let you figure out when the job was done
An emergency plumber chargers $65 as a call-out fee plus an additional $75 per hour. He arrives at a house at 9:30 and works to repair a water tank. If the total repair bill is $196.25, at what time was the repair completed? In order to solve this problem, we collect the information from the text an convert it to an equation.
3 answers
How Do I Figure That Out ?
Add 1 hour and 45 minutes to 9:30