Lulu Enterprises began the year with total liabilities of $188,000 and total stockholders equity of $330,000. Using this information, answer each of the following independent questions. a) If Lulu's total assets increased by $50,000 and its total liabilities increased by $20,000 during the year, what was the amount of Lulu's stockholders' equity at the end of the year? b) If Lulu's total liabilities decreased by $42,000 and its stockholders' equity decreased by $8,000 during the year, what was the amount of its total assets at the end of the year? c) If Lulu's total assets remained the same and its stockholders' equity decreased to $297,000 during the year, what was the amount of its total liabilities at the end of the year?