The following table shows the cost table for production in a bread factory. Number of Fixed Variable Total workers Output Cost Cost Cost 0 0 S 500 $500 1 50 S 500 200 $700 2 150 S 500 S 400 $900 I W 300 500 600 $1,100 4 360 500 S 800 $1,300 390 500 $ 1,000 $1,500 6 400 S 500 u 1,200 $1,700 415 500 $ 1,400 $1,900