The following data were collected by Orion Industries Inc. (Auburn, WA) to compile the monthly productivity report to be presented to its board of directors. By using these data, compute

(a) The partial labor productivity,

(b) Partial machine productivity, and

(c) The multifactor productivity (in units per U.S. dollar) of labor, machine, materials, and energy. The average cost of labor is $20 per hour, and the average cost of machine usage is $15 per hour.

Number of units produced ............................ 150,000

Labor hours used ............................................. 12,000

Machine hours used .......................................... 6,000

Materials cost ................................................. $50,000

Energy cost ..................................................... $18,000