AMC 8 1992 Problem 9
AMC8 1992 年第 9 题
统计与数据图表★★☆☆☆
The population of a small town is 480 . The graph indicates the number of females and males in the town, but the vertical scale-values are omitted. How many males live in the town?
一个小镇的人口是 480。图表显示了镇中女性和男性的数量，但纵轴刻度值被省略了。镇上有多少男性？
- A.120
- B.160
- C.200
- D.240
- E.360
正确答案 · Correct Answer
B
解析 · Solution
Solution 1
The graph show that the ratio of men to total population is , so the total number of men is .
The graph shows 3 equal squares, each with value . So 3x = 480, so x = 160.
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