Consider a retail firm with a net profit margin of 3.52 %, a total asset turnover of 1.82, total assets of $ 45.1 million, and a book value of equity of $ 17.6 million.

a. What is the firm's current ROE?

b. If the firm increased its net profit margin to 4.04 %, what would be its ROE?

c. If, in addition, the firm increased its revenues by 22 % (maintaining this higher profit margin and without changing its assets or liabilities), what would be its ROE?

(Please give answer in % and Round to one decimal place.)