AMC 8 2010 Problem 7

AMC8 2010 年第 7

逻辑推理(跨域)★★★☆☆
Using only pennies, nickels, dimes, and quarters, what is the smallest number of coins Freddie would need so he could pay any amount of money less than a dollar?
如果仅使用便士(1 分)、五分镍币、一角硬币(10 分)和 25 分硬币,Freddie 可以用于支付少于一美元的任何金额所需的硬币的最小数量是多少?
  1. A.6
  2. B.10
  3. C.15
  4. D.25
  5. E.99

正确答案 · Correct Answer

B

解析 · Solution

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