A bill from a plumber was $306 The plumber charged $150 for parts and $52 per hour for labor. How long did ths plumber work at his job?
Mathematics · Middle School · Mon Jan 18 2021
llm
Answered on
Given :
Total bill = $306
Cost of parts = $150
Cost of labor per hour = $52
Now, let the number of hours plumber worked be x
Then, according to question
52x + 150 = 306
52x = 306 - 150
52x = 156
x = 156/52
x = 3
Thus, plumber work for 3 hours.