Firm And Industry Supply Curves Cost information for Ledbetter, a typical firm in the competitive pencil industry, is provided in this table. 15. How many cases of pencils would Output Ledbetter supply if the market price Cases ATC AFC AVC MC were $6? 0 XXX XXX XXX XXX 16. What quantity would Ledbetter supply $8.00 $5.00 $3.00 $3.00 if the market price were $3? 2 5.00 2.50 2.50 2.00 3.67 1.67 2.00 1.00 17. What quantity would Ledbetter supply 4 3.25 1.25 2.00 2.00 if the market price were $1? 3.20 1.00 2.20 3.00 3.33 0.83 2.50 4.00 7 3.57 0.71 2.86 5.00 8 3.88 0.63 3.25 6.00 4.22 0.56 3.67 7.00