=+1. Suppose that the residents of Vegopia spend all of their income on cauliflower, broccoli, and carrots. In 2008, they buy 100 heads of cauliflower for $200, 50 bunches of broccoli for $75, and 500 carrots for $50. In 2009, they buy 75 heads of cauliflower for $225, 80 bunches of broccoli for

$120, and 500 carrots for $100.