Question

The freshman class decides to sell green shamrock cookies for St. Patrick’s Day to raise money for their class picnic in June. The perfect Irish bakery charges the class $160 for the cookies, including the cost for delivery. The class decides to sell the cookies for two dollars each. Let X represent the number of cookies sold, NY represent the net profit.

a. Identify the slope ( rate of change )

b. Explain the real-world meaning of the slope.

c. What is the y-intercept?

d. Explain the real-world meaning of the y-intercept.

e. Write an equation involving XNY that represents the situation.

f. When will the class break-even ( neither make nor lose money ). Explain how you arrived at your answer.

g. If the class sells 500 cookies, what will the profit be? Show your work.

Answer 1