AMC 8 2011 Problem 10

AMC8 2011 年第 10

方程与不等式★★☆☆☆
The taxi fare in Gotham City is $2.40 for the first $12\frac12$ mile and additional mileage charged at the rate $0.20 for each additional 0.1 mile. You plan to give the driver a $2 tip. How many miles can you ride for $10?
高谭市的出租车前英里收费 2.40 美元,后面每增加 0.1 英里收费 0.20 美元。你还打算给司机 2 美元小费,那么 10 美元你能坐多少英里?
  1. A.3.0
  2. B.3.25
  3. C.3.3
  4. D.3.5
  5. E.3.75

正确答案 · Correct Answer

C

解析 · Solution

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