Simon Companys year-end balance sheets follow. At December 31 Current Yr 1 Yr Ago 2 Yrs Ago Assets Cash $ 34,072 $ 39,432 $ 40,266 Accounts receivable, net 95,817 67,627 51,562 Merchandise inventory 122,931 91,187 56,040 Prepaid expenses 11,081 10,040 4,297 Plant assets, net 307,869 284,619 250,535 Total assets $ 571,770 $ 492,905 $ 402,700 Liabilities and Equity Accounts payable $ 140,947 $ 82,468 $ 51,562 Long-term notes payable secured by mortgages on plant assets 106,418 112,234 91,667 Common stock, $10 par value 162,500 162,500 162,500 Retained earnings 161,905 135,703 96,971 Total liabilities and equity $ 571,770 $ 492,905 $ 402,700 (1-a) Compute the current ratio for each of the three years. (1-b) Did the current ratio improve or worsen over the three year period? (2-a) Compute the acid-test ratio for each of the three years. (2-b) Did the acid-test ratio improve or worsen over the three year period?