labor productivity ratio

labor productivity ratio
Student tuition at Boehring University is $150 per semester credit hour. The state supplements school revenue by $100 per semester credit hour. Average class size for a typical 3-credit course is 50 students. Labor costs are $4,000 per class, materials costs are $20 per student per class, and overhead costs are $25,000 per class.
What is the multifactor productivity ratio for this course process?
If instructors work an avenge of 14 hours per week for 16 weeks for each 3-credit class of 50 students, what is the labor productivity ratio?

labor productivity ratio