At December 31 2017 2016 2015 Assets Cash $ 31,800 $ 35,625 $ 37,800 Accounts receivable, net 89,500 62,500 50,200 Merchandise inventory 112,500 82,500 54,000 Prepaid expenses 10,700 9,375 5,000 Plant assets, net 278,500 255,000 230,500 Total assets $ 523,000 $ 445,000 $ 377,500 Liabilities and Equity Accounts payable $ 129,900 $ 75,250 $ 51,250 Long-term notes payable secured by mortgages on plant assets 98,500 101,500 83,500 Common stock, $10 par value 163,500 163,500 163,500 Retained earnings 131,100 104,750 79,250 Total liabilities and equity $ 523,000 $ 445,000 $ 377,500 1. Compute the current ratio for the year ended 2017, 2016, and 2015. 2. Compute the acid-test ratio for the year ended 2017, 2016, and 2015.