Answer all please

As part of a study for the Department of Labor Statistics, you are assigned the task of evaluating the improvement in productivity of small businesses. Data for one of the small businesses you are to evaluate is shown below. The data are the monthly average of last year and the monthly average this year. Determine the multi-factor productivity using the following costs: labor: $8 per hour; capital: 8.3% per month of investment; energy: $.60 per BTU Last Year This Year Production 1500 1500 Labor 350 325 Capital 15000 18000 Energy 3000 2750 a. What is the percent change in the labor productivity? [Select] v % b. What is the overall multi-factor productivity change? [Select] v % A local university is considering changes to its class structure in an effort to increase professor productivity. The old schedule had each professor teaching 5 classes per week, with each class meeting an hour per day on Monday, Wednesday, and Friday. Each class contained 20 students. The new schedule has each professor teaching only 3 classes, but each class meets daily (Mon.-Fri.) for an hour. New classes contain 50 students. 1. Calculate the labor productivity for the initial situation (students/hour). [ Select] 2. Calculate the labor productivity for the new schedule (students/hour). [ Select] 3. What is the change in productivity? [ Select]