Question

图中显示一年中前十个月五加仑汽油的价格。最高价格比最低价格高百分之多少？

The graph shows the price of five gallons of gasoline during the first ten months of the year. By what percent is the highest price more than the lowest price?

$\ 50$

$\ 62$

$\ 70$

$\ 89$

$\ 100$

答案：C

知识点：数据与图表解读百分数

难度评级：790

解答：

最高价格为 $17$ ，最低价格为 $10$ 。因此百分数为 $(\dfrac{17}{10}-1)\cdot 100 = 70.$

所以正确答案是 C。

The highest price is $17$ and the lowest price is $10.$ This means the percent is $(\dfrac{17}{10}-1)\cdot 100 = 70.$

Thus, the answer is C .

2010 AMC 8 第 3 题

答案：C

难度评级：790

解答：

其他年份的第 3 题