what is the multifactor productivity ($ output per $ input) for week 1?Hours per week 40 Labor cost per hour $15 Material cost $3 per meter Overhead cost 20% of weekly labor cost Selling Price $12 Week Weekly Output (items) Number of Workers Material (meters) 1 5,420 13 4,194 2 4,680 16 3,343 3 2,950 9 1,967