20. Jackson Co. has the following revenue and cost information Selling price per unit Variable production cost per unit $6.00 Variable selling expenses per unit $1.00 Fixed production costs per period $280,000 Fixed selling costs per period What is Jackson Co.'s break-even point? $15.00 $570,000 a. 31,111 units b. 55,557 units c. 71,250 units d. 94,445 units e. 106,250 units