A company produces cast bronze valves on a 10-person assembly line. On a recent day, 160 valves were produced during an 8 hour shift.Calculate the...

A company produces cast bronze valves on a 10-person assembly line. On a recent day, 160 valves were produced during an 8 hour shift.a.Calculate the labor productivity of the line.b.The manager at Riverside changed the layout and was able to increase production to 180 units per 8-hour shift. What is the new labor productivity per labor-hour?c.What is the percentage of productivity increase?