The Parks and Recreation Department of Burkett County estimates that the initial cost of a “barebones”

permanent river park will be $2.3 million.

Annual upkeep costs are estimated at $120,000.

Benefits of $340,000 per year and disbenefits of

$40,000 per year have also been identified. Using a discount rate of 6% per year, calculate

(a) the conventional B/C ratio and

(b) the modified B/C ratio.