Compute the payment and purchase history of one customer, llertzer Landscaping, for one month. Assume that the payment was made within the 30-day period. Cycle Previous Finance Payment New Closing Balance Charge Payments Date Purchases Credits Balance 6/25 $2.747.51 $2.350 7/20 $842.17 $176.68 a. Finance charge: $35.47; New Balance: $1.098.47 b. Finance charge: $38.47; New Balance: $1,101.47 c. Finance charge: $32.97; New Balance: $1,095.97 d. Finance charge: $35.47; New Balance: $1,451.83 9. Blackstone Buildings, Inc. had net sales of $645,000, cost of goods sold of $315,400, and payroll expense of $195,000. Compute the gross profit on sales, a. $329,600 b. 5645,000 c. $450,000 d. $134,600 10. Zucker Global Products, Inc. had current liabilities of $453,190, cash of $220.250; accounts receivable of $100,350; and ending inventory of $225,670. Compute the total current assets. a. $546,270 b. $445,920 c. $320.600 d. $93,080 11 Zucker Global Products, Inc. had net sales of $299,999, net income of $20,600, total assets of $795,180; and total liabilities of $602,100. Compute the rate of return on investment. Express your answer as a percentage. (Round answer to two decimal places.) a. 6.87% b. 10.67% c. 9.54% d. 2.59% Multiple Enterprises, Inc