Use the financial statements for the Genatron Manufacturing Corporation for the years 2012 and 2011. (a) Calculate Genatron's dollar amount of net working capital in each year. (b) Calulate the current ratio and the acid-test ratio in each year. (c) Calculate the average collection period and the inventory-turnover ratio in each year. (d) What changes in the management of Genatron's current assets seem to have occurred between the two years?