CHALLENGE Using the data in the following table for a number of firms in the same industry, do the following:

a$.$ Compute the total asset turnover, the net profit margin, the equity multiplier, and the return on equity for each firm.

b$.$ Evaluate each firm's performance by comparing the firms with one another. Which firm or firms appear to be having problems? What corrective action would you suggest the poorer performing firms take? Finally, what additional data would you want to have on hand when conducting your analyses?

$\backslash$table$[[,$Firm$],[($in Millions of Dollars$),$A$,$B$,$C$,$D$],[$Sales$,$$$20,$$$10,$$$15,$$$25$