X Company is considering modifying one of its main products next year. The modification would make the product more attractive to customers and permit X Company to increase its price without affecting unit sales. Financial information for the product for this year was as follows: $9.22 Selling price Variable costs per unit Total fixed costs $4.00 $11,730 X Company plans to increase the selling price by $2.38. Fixed costs would increase to $15,850. At what unit sales level would X Company be indifferent between modifying the product and not modifying it