23 For Buffalo Co., at a sales level of 4,000 units, sales is '$75,000, variable expenses total 550,000, and fixed expenses are $21,000. What is the contribution margin per unit? tof 1.00 estion Select one: a. $6.25 b. $5.25 c. $18.75 d. $12.50 Accounts receivable arising from sales to customers amounted to $35,000 and $40,000 at the beginning and end of the year, respectively, Net income reported on the income statement for the year was $120,000. Ignoring the effect of any other adjustments, the cash flow provided (used) by operating activities, prepared using the indirect method, is Select one: a $155,000 b. $115,000 C. $120,000 d. $125,000