A plumber charges a one-time fee for a service call plus a constant amount for each hour worked. The table shows the total amoun
t charged by the plumber for different numbers of hours of work. Which statement below represents the plumber's charge per hour? A) The plumber charges $45 for each hour worked.
B) The plumber charges $68 for each hour worked.
C) The plumber charges $90 for each hour worked.
D) The plumber charges $115 for each hour worked.