Current productivity for $640$ work hours$=$

$$

$.352$loaves$/$dollar $($round your response to three decimal$$ places$).$

Part $3$

If Charles chooses to increase the number of work hours to in order to employ the new oven loading$$ technique, then the productivity is$=$

$$

$.352$loaves$/$dollar $($round your response to three decimal$$ places$).$

Part $4$

$$b$)$ If Charles instead chooses to purchase a new blender$($while holding labor constant at $640$ hours at $$$ per $$hour$),$ then the productivity is$=$

$$

enter your response here $$loaves$/$dollar $($round your response to three decimal$$ places$).$