California$$ Gardens, Inc.,$$ prewashes, shreds, and distributes a variety of salad mixes in$2-$pound bags. Operations VP Krishna Sharma is considering a new$$ Hi$-$Speed shredder to replace the old$$ machine, referred to in the shop as$$ "Clunker." Hi$-$Speed will have a fixed cost of $$$$85$ comma $000$ per month and a variable cost of $$$$1\mathrm{.}25$ per bag. Clunker has a fixed cost of only $$$$44$ comma $000$ per$$ month, but a variable cost of $$$$1\mathrm{.}75.$ Selling price is $$$$2\mathrm{.}50$ per bag.

Part $2$

$$a$)$ What is the crossover point in units$($p