Last year Hamdi Corp. had sales of $500,000, operating costs of
$450,000, and year-end assets (which is equal to its total invested
capital) of $385,000. The debt-to-total-capital ratio was 17%, the
interest rate on the debt was 7.5%, and the firm's tax rate was
35%. The new CFO wants to see how the ROE would have been affected
if the firm had used a 50% debt-to-total-capital ratio. Assume that
sales, operating costs, total assets, total invested capital, and
the tax...