Purple swift manufactures birdhouses in lots of 1010. each birdhouse takes 4545 minutes to paint. after 1010 birdhouses are​ painted, the company switches paint color which requires a one hourone hour changeover. assume that the company should changeover at the very beginning of the process. the company works 88 hours per​ shift, one shift per​ day, 215215 days per year. currently the company has one point booth. what is purple​ swift's paint capacity cushion if it builds 1 comma 8001,800 birdhouses per​ year?