AMC 8 1993 Problem 8

AMC8 1993 年第 8 题

比与比例★★☆☆☆
To control her blood pressure, Jill's grandmother takes one half of a pill every other day. If one supply of medicine contains 60 pills, then the supply of medicine would last approximately
为了控制血压,Jill 的祖母每隔一天服用半片药。如果一份药包含 60 片,那么这份药大约能持续多久?
  1. A.1 month1\text{ month} / 1 个月
  2. B.4 months4\text{ months} / 4 个月
  3. C.6 months6\text{ months} / 6 个月
  4. D.8 months8\text{ months} / 8 个月
  5. E.1 year1\text{ year} / 1 年

正确答案 · Correct Answer

D

解析 · Solution

Solution 1

If Jill's grandmother takes one half of a pill every other day, she takes a pill every 4 days. Since she has 60 pills, the supply will last 60×4=240 days which is about (D)8 months\text{(D)8\text{ months}}.

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