A property title search firm is contemplating using online software to increase the productivity of the researcher performing the search. Currently, an average of 57 minutes is needed to do a title search. The researcher cost is $1.50 per minute. Clients are charged a fee of $400. Company A's software would reduce the average search time by 4 minutes, at a cost of $7.50 per search. Company B's software would reduce the average search time by 5 minutes at a cost of $9.50 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.) Approach Productivity (Revenue per Dollar Input) Current Company A Company B b. Which option would have the highest productivity in terms of revenue per dollar of input? O Company B O Current O Company A