2.
(multiple choice) a plumber charges a one-time fee for a service call
plus a constant amount for each hour worked. the table shows the
total amount charged by the plumber for different numbers of hours
of work.
plumber's charges
1
125
3
215
based on the data in the table, which statement is true?
305
7
395
a. the plumber charges $45 for each hour worked.
b. the plumber charges $90 for each hour worked.
c. the plumber charges $125 for each hour worked.
d. the plumber charges $71.67 for each hour worked.