AMC 8 2007 Problem 5

AMC8 2007 年第 5

方程与不等式★★☆☆☆
Chandlerwantstobuya\textdollar500mountainbike.Forhisbirthday,hisgrandparentssendhim\textdollar50,hisauntsendshim\textdollar35andhiscousingiveshim\textdollar15.Heearns\textdollar16perweekforhispaperroute.Hewilluseallofhisbirthdaymoneyandallofthemoneyheearnsfromhispaperroute.Inhowmanyweekswillhebeabletobuythemountainbike?Chandler wants to buy a \textdollar 500 mountain bike. For his birthday, his grandparents send him \textdollar 50, his aunt sends him \textdollar 35 and his cousin gives him \textdollar 15. He earns \textdollar 16 per week for his paper route. He will use all of his birthday money and all of the money he earns from his paper route. In how many weeks will he be able to buy the mountain bike?
想买一辆 500 美元的山地车。在他生日的时候他爷爷奶奶给他 50 美元,阿姨给他 35 美元,表哥给他的 15 美元。另外,他送报每周能赚 16 美元。他将使用他生日收到的全部的钱和他送报赚来的钱来购买山地车,问几周后他能买到这辆山地车?
  1. A.24
  2. B.25
  3. C.26
  4. D.27
  5. E.28

正确答案 · Correct Answer

B

解析 · Solution

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