A company that makes shopping carts for supermarkets and othet tores recenty purchased some new equprnent that reduces the labor content of the jobs needed to produce the shopping carts. Prior to buying the new equipment, the compaty uted 5 worken. Who together produced an average of 80 carts per hour. Workers recetve $11 per hout and machine cost was 330 per hour With the new equipment, it was possible to transfer one of the workers to another department, and equipment cost increased by s12 per hour. while output increased by 5 carts per hout. a. Compute labor productivity under each system. Use carts per worker pet hout as the messure of labor procuctevity (Round yeur answers to 3 decimal places.) b. Compute the multifactor productivity under each system. Use carts per dollar cost fabor plus equipment) as the mesture (Pound your answers to 3 decimal places.) c. Comment on the changes in productivity according to the two measures (Round your intermediate calculations to 3 decimal places and final answers to 2 decimal ploces.)