Quadratic Functions Worksheets With Answers Page 5
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5Your Turn
A sporting goods store sells reusable sports water bottles for $8. At this price their weekly sales are
approximately 100 items. Research says that for every $2 increase in price, the manager can expect the
store to sell five fewer water bottles.
a) Represent this situation with a quadratic function.
b) Determine the maximum revenue the manager can expect based on these estimates. What
selling price will give that maximum revenue?
c) Verify your solution.
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