A property title search firm is contemplating using online software to increase the productivity of the researcher performing the search. 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. a. Calculate the productivity in terms of revenue per dollar of input. (Round your intermediate calculations and final answers to 2 decimal places.) Answer is complete but not entirely correct. b. Which option would have the highest productivity in terms of revenue per dollar of input? Company A Company B Current