please answer all the question (yes i will rate you, thank you)

Harstin Corporation has provided the following data: 29. What was the turnover for the past year? A) 1.40 . B) 2.50 . C) 2.98 . D) 6.94 . 30. What was the margin for the past year? A) 8.0%. B) 11.2% C) 14.4%. D) 19.2%. 31. What was the return on investment for the past year? A) 8%. B) 20%. C) 28%. D) 36%. 32. What was the minimum required rate of return for the past year? A) 8%. B) 12%. C) 36%. D) 40%