The staff training center at a large regional hospital provides training sessions in CPR to all employees. Assume that the capacity of this training system was designed to be 1200 employees per year. Since the training center was first put into use, the program has become more complex, so that 950 now represents the most employees that can be trained per year. In the past year, 850 employees were trained. The efficiency of this system is approximately and its utilization is approximately .

Caleb construction (cc) incurs supervisor salaries expense in the construction of homes. if cc manufactures 100 homes in a year, fixed supervisor salaries will be $400,000. with the current construction supervisors, cc's productive capacity is 150 homes in a year. however, if cc is contracts to build more than 150 homes per year, it will need to hire additional supervisors, which are hired as full-time rather than temporary employees. cc's productive capacity would then become 200 homes per year, and salaries expense would increase to $470,000. how would cc’s salaries expense be properly classified? fixed variable mixed stepped curvilinear