Question

21. A plumber charges a flat fee plus a cost per hour. Customer 1 is charged $114

for a job that takes 3 hours. Customer 2 is charged $170 for a job that takes 51
hours. What is the cost for a job that takes 8 hours?
A. $198
B. $254
c. $284
D. $840

Answer 1

C 284. Nnnnnnnnnn I need to but 25 letters so. Wkjejsjejwnwns

Answer 2

B. $254

Explanation:

Flat Fee: $30

Cost per hour: $28

Customer 1: 3(28) + 30 = 114

Customer 2: 5(28) + 30 = 170

Customer 3: 8(28) + 30 = 254