Please help with 7 & 8. show work if need be please.

EBIT=$10 Tax rate =35% Number of common shares outstanding =10 Stock price per share =$6 Market value of debt =$20 Current assets =$30 (of which $6 is excess cash) Net fixed assets =$70 (of which $10 is intangible assets) Current liabilities =$25 (of which $5 is short-term interest-bearing debt) 7. What is the earnings yield for JBS Inc.? Use the definition of earnings yield in Joel Greenblatt's magic formula investing. A) 14.3% B) 10.0% C) 16.7% D) 12.5% 8. What is the return on capital for JBS Inc.? Use the definition of return on capital in Joel Greenblatt's magic formula investing. A) 16.73% B) 12.51% C) 15.62% D) 10.78%