Mathematics, 06.12.2021 05:40, cbawesome8
Eric, Fiona, and George stand at the starting line of a running track and begin running laps at the same time. Eric runs one lap every 4 minutes, Fiona runs one lap every 5 minutes, and George runs one lap every 6 minutes. After they start, how long will it take for all three runners to be back at the starting line at the same time?
Answers: 1
Mathematics, 21.06.2019 12:30, faith365
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?
Answers: 3
Eric, Fiona, and George stand at the starting line of a running track and begin running laps at the...
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