Compute the labor productivity per labor dollar for both

Question

A company has provided the following data:

                                     Last Year       This Year

Output (units)            22,000           35,000

Labor                          $13,000          $15,000

Raw Materials           $8,000               $12,000

Other                           $2,800           $4,800

a) Compute the labor productivity per labor dollar for both years.

b) Compute the multifactor productivity for both years.

c) What is the percentage change in multifactor productivity?