Please assist with calculations as well so I can better prepare should similar questions appear in my exams in the coming months. Thanks!

1. The price per share is $30 and earnings per share is $3.5 then price for earnings ratio would be? A. 8.57 B. 0.0857 C. 0.11 D. 0.11 2. The profit margin = 4.5%, assets turnover = 2.2 times, equity multiplier = 2.7 times then return on equity will be? A. 0.2673 B. 26.73 C. 0.094 D. 0.4

3. The return on assets 5.5%, Total assets $3,000 and common equity is $1,050 then the return on equity would be? A. 22.275 B. 0.1571 C. 0.01925 D. 1.925