PLEASE ANSWER ALL THE QUESTIONS. ALL ARE THE SAME PART OF ONE SINGLE QUESTION.

A milk factory seeks advice from an external consulting company concerning its business and production processes. The final consulting report describes several steps to increase productivity including implementation of cutting-edge processing techniques through more powerful filtering systems. a) Calculate the labor productivity for the existing as well as the proposed system. b) Find the All-Factor Productivity for both systems. c) Assume that current processing includes 700 gallons of Grade-A milk sold at $2.40/ gallon and 300 gallons of Grade-B milk at $1.90/ gallon. Furthermore, assume that under the proposed system, processing will include 600 gallons of Grade-A milk at $2.40 gallon and 400 gallons of Grade-B milk at $1.90/ gallon. Compare all-factor productivity for both the existing and the new system