please answer A and B

A company is deciding which of three locations to choose for a new mail-order sorting facility. The table below shows each location's labor cost and overhead rate per hour. The new facility is expected to process 340 orders per hour with 3 workers per 8-hour shift. Conta Location 1 Location 2 Location Overhead (/hr) 4.26 3.84 4.86 Labor 11.51 10.8 9.02 (S/hr/person) a. Compute the multifactor productivity for each location. (Do not round intermediate calculations. Round your final answers to 2 decimal places.) Location 1 Location 2 Location 3 orders per dollar orders per dollar orders per dollar b. Which location should be chosen