Dragoo Building Inc. has a crane with a book value of $240,000 and a four-year remaining life. A new crane is available at a cost of $615,000. Dragoo can also receive $48,000 for trading in the old pump. The new crane will reduce variable costs by $145,000 per year over its four-year life. The total impact to Dragoo over the crane's four-year life is: Group of answer choices

White truffles are a very prized and rare edible fungus that grow naturally in the countryside near alba, italy. suppose that it costs $200 per day to search for white truffles. on an average day, the total number of white truffles (t) found in alba is t = 20x − x 2 , where x is the number of people searching for white truffles on that day. white truffles can be sold for $100 each. if there is no regulation, how many more people will be searching for white truffles than the socially optimal number?