本人本科是学法律的，申请到了美国的mba，上周刚到美国，已经开始上课了，这学期advisor让我选了管理会计，老师第一节课就布置作业了，可是因为我那蛋疼的会计零背景，不知道该怎么做，我把作业发到附件，请大家指导，我不是说让大家帮我做，就是想请大大们指点下，这道题都涉及到哪些知识，如果要做出来该了解哪方面概念和算法，谢谢了
1) ShullCorporation's most recent balance sheet and income statement appear below:



Dividends on commonstock during Year 2 totaled $40 thousand. Dividends on preferred stock totaled$10 thousand. The market price of common stock at the end of Year 2 was $9.80per share.

Required:

Compute the following for Year 2:
a. Gross margin percentage.
b. Earnings per share (of common stock).
c. Price-earnings ratio.
d. Dividend payout ratio.
e. Dividend yield ratio.
f. Return on total assets.
g. Return on common stockholders' equity.
h. Book value per share.
i. Working capital.
j. Current ratio.
k. Acid-test ratio.
l. Accounts receivable turnover.
m. Average collection period.
n. Inventory turnover.
o. Average sale period.
p. Times interest earned.
q. Debt-to-equity ratio.