Given the following division performance indicators, which is true? Division A B C Sales $ 500 Net profit $ 10 $ 20 Net assets $ 80 Return on sales 6.0 % 4.0 % Asset turnover 10 5 Return on assets 15.0 %

Aproperty title search firm is contemplating using online software to increase its search productivity. currently an average of 40 minutes is needed to do a title search. the researcher cost is $2 per minute. clients are charged a fee of $400. company a's software would reduce the average search time by 10 minutes, at a cost of $3.50 per search. company b's software would reduce the average search time by 12 minutes at a cost of $3.60 per search. which option would have the higher productivity in terms of revenue per dollar of input?