The nominal interest rate is 10%. The real interest rate is 4%. The inflation rate must be 4%5.77%14.4%6% Firm B produces gadgets. The price of gadgets is $2 each. Firm B has total fixed costs of $300,000 and variable costs of $1.40 per gadget. The corporate tax rate is 40%. What is the breakeven number of gadgets B must sell to make a zero after-tax profit? 600,000400,000300,000 A firm has an ROA of 19%, a debt/equity ratio of 1.8 , and a tax rate of 30%, and the interest rate on its debt is 7%. Its ROE is 28.42%40.6%15.12%37.24%