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Michael, Ronald, Lidia, Alexandra, and Catherine are sharing a basket of fries. The following table shows an
incomplete probability model for who will eat the next fry.
Person
Probability
Michael
0.3
Ronald
Lidia
0.1
Alexandra
0.32
Catherine
0.1
What is the probability that Ronald will eat the next fry?
Choose 1

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

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