only part c & d

AJ Lucas Group Limited is an ASX listed company. Selected financial information for AJ Lucas Group Limited appears below for the period 2012-2015. 2015 2014 2013 2012 Profit for period 66,759 41,150 25,375 24,750 Total assets 381,500 246,250 145,490 71,268 Number of shares outstanding 84,215 80,546 77,965 75,888 Total liabilities 205,967 119,657 60,522 17,623 Common stockholders' Equity 175,533 126,593 84,968 53,645 Finance cost 165 195 258 368 Required: a. Calculate the rate of return on assets for the years 2013-2015. The effective tax rate is 30% (4 marks). b. Compute the rate of return on common shareholders' equity for the years 2013-2015. (4 marks). C. Compute basic earnings per share for the years 2013-2015 (4 marks). d. Comment on overall performance on the basis of calculated financial ratios