AMC8 1991

AMC8 1991 · Q18

AMC8 1991 · Q18. It mainly tests Percent.

The vertical axis indicates the number of employees, but the scale was accidentally omitted from this graph. What percent of the employees at the Gauss Company have worked there for 5 years or more?

纵轴表示员工数量，但该图的纵轴刻度意外遗漏了。高斯公司在那里工作5年或更长时间的员工占总员工的百分比是多少？

(A) 9% 9%

(B) 23 1/3% 23 1/3%

(D) 42 7/7% 42 7/7%

(E) 50% 50%

Answer

Correct choice: (C)

正确答案：（C）

Solution

Regardless of the scale on the vertical axis, 9 X's out of 30 X's represent employees who have worked 5 years or more. This is $9/30$ or 30%.

无论纵轴的刻度如何，30个X中的9个X代表工作5年或更长时间的员工。这是$9/30$，即30%。

Topics

AR.003 Percent