9. The Hydride Division of Murdoch Corporation is an investment center.It has $1,000,000 of operating assets.During 2015, the Hydride Division earned operating income of $400,000 on $6,000,000 of sales.Murdoch's companywide return on investment or desired rate of return is approximately 10% SHOW WORK FOR CREDIT!

a.What is the ROI?______________________

b.What is the margin? ____________________

c.What is the turnover? _____________________

d.What is the residual income? _______________