checking if correct snd unsure on the bottom portion

A property title search firm is contemplating using online software to increase the productivity of the researcher performing the search Currently, an average of 62 minutes is needed to do a title search The researcher cost is $200 per minute. Clients are charged a fee of $450 Company A's software would reduce the average search time by 17 minutes, at a cost of $4.00 per search Company BS software would reduce the average search time by 22 minutes at a cost of $6.00 per search ..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 Dolaput Current 5 3.06 Company A 4.52 Company 5 4.42 b. Which option would have the highest productivity terms of revenue per dollar of input Company Company e Current