The Wilderness Scouts usually sell 400 boxes of granola bars at $4 each. But they discover that for every $0.25 increase in price, they lose 10 sales.
​Which function gives their income as a function of x?

The Wilderness Scouts usually sell 400 boxes of granola bars at 4 each But they discover that for every 025 increase in price they lose 10 sales Which function class=