AMC8 1993

AMC8 1993 · Q8

AMC8 1993 · Q8. It mainly tests Rates (speed), Arithmetic misc.

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 will last approximately

为了控制血压，吉尔的祖母每隔一天吃半片药。如果一盒药含有 60 片，那么这盒药大约能用

(A) 1 month 1个月

(B) 4 months 4个月

(D) 8 months 8个月

(E) 1 year 1年

Answer

Correct choice: (D)

正确答案：（D）

Solution

Since she takes one half of a pill every other day, one pill will last 4 days. Hence 60 pills will last $60\times4=240$ days, or about 8 months.

她每隔一天吃半片药，因此 1 片药可吃 4 天。于是 60 片可吃 $60\times4=240$ 天，约 8 个月。

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