2011年2月GMAT考试阅读机经（至3.1）（十三）

文章作者 100test 发表时间 2011:03:09 17:06:02
来源 100Test.Com百考试题网

以下是2011年2月GMAT数学机经，自2011年2月25日起至2011年3月1日，共158题。百考试题祝同学们考试顺利!

　　66. Which line in the following is perpendicular to line y = 5x
　　Answer include: y = -5x , y= (1/5)x, y = (-1/5)x
　　Answer y=(-1/5)x , as slope of line1 multiple slope of line2 = -1
　　V2 和y=5x垂直的。选y= -1/5 x
　　67. A new type of graph question, 30 students in a certain, please refer to the above graphic which indicate the relationship between the no of students and the frequency they did certain activity (not accurate), ask what’s probability for a student to did certain activity more than 1 time of the median (or average!! 友情提醒，一定要注意这个好像是Median我算成average了) of the group

　　V2 a chart, show how many students taking how much time to finish a task ask percentage
　　calculate the first two bars and the last bar
　　68. 2(2/3) 5(2/3) is how many times of 3/25
　　69. 已知根号下x-根号下y 根号 z=0,问下列式子哪个正确：有什么x平方 y平方-z平方 =0什么的，我不会哦，掉入低分裤啦。
　　70. 一帮人take driver test, writing test and road test. exactly pass one x% ask what the % passed at least one test answer either