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Lexie饮水思源21thJJ(math)这次霉运统统留给我 好运给将考的朋友们

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楼主
发表于 2006-9-21 20:03:00 | 只看该作者

Lexie饮水思源21thJJ(math)这次霉运统统留给我 好运给将考的朋友们

Math 51 Verbalterrible 我只对数学有发言权

Math有些关键的题目
        
都是JJ 但是我没有讨论
        
主要是住的地方不能上网
        
每天只能骑车到学校的机房上网
        
所以很多JJ题目基本上都是自己做个答案出来 有些不确定的答来CD验证过 Math我做得不快
        
提前8分钟交卷  我想是没有讨论吧印象不够深刻
            JJ
题目都是我重新算过
        
我建议大家多来CD上讨论
        
这里的牛牛很多
        
数学的满分完全是站在CD巨人们的肩膀上得来的
        
(因为我的lucky number is 4, 我还特意选了一个数字是fourlocker)但是好像中文的4听起来不怎么吉利

考前
        
老男人对我说
        
我模考数学只有49-50 的确很差
            
 我还是想argue一下这是在我没有任何准备的情况下做的
        
而且从来都没有复习过数学
        
如果数学没有遗忘太多的朋友
        
可以直接进入CDJJ复习阶段

然后老男人说
        
他前几天临时考了一回GMAT因为现在EMBA program要求这个成绩,他还很抱歉地对我说没有时间看OG更没有时间看其他的东西
        
所以他裸考考试前看了一下什么叫做mathDS题目
        
上场了
        
最后10道题严重缺时间
        
好像有5道题目
        
包括全部逻辑题目
        
都是猜的
        
然后720,(Math 51
        
我简直无语。(只不过前提是他十年前GRE接近满分,这个可以让我小小的心灵少受一些打击)今天得了一个连鸡肋都谈不上的分数
        
估计no face to anyone that cares about,  helps or once helped me.

还想说说
        
我觉得真正想要学好英语
        
一定要在中国学
        
到国外你的两样东西会受到最大限度荼毒
        
数学还有语言本身
        
如果在国外的朋友
        
不同意的大可向我扔鸡蛋
        
呵呵

最后希望牛牛
        
可以给点建议怎么改进
        
如果二战的话…(其实现在正在考虑
        
要不要二战?)

有太多太多CD认识的朋友需要感谢,
        
希望你们能感到我的感激。谢谢你们。

记得几道题比较陌生
        
好像是新题
        
我凭个人印象谢谢
        
供大家参考

1. X^3>Y^2

1)x>y

2)x^2=y

My answer: c

2. 一个 right triangle, 题目中成为ramp, 然后说它的slope7/24
        
一直一个直角边为x, x=14的时候, the length of the slope side? Answer: 48

3. JJ出现过提干
        
我没有怎么看
        
因为数据不很全面:

题目说
        
如果种25 fields, each field produces 10 tomatoes, if farmers produce x additional fields, each field’s production will reduce by x tomatoes
            If farmers produce more than 25 fields, the total production is 174 tomatoes. How many fields did the farmers produce?

Answer: 29

这道题目我读了很久,
        
因为把一个地方理解错了produce more than 25 fields我开始理解是多种25个地
        
但是其实应该是
        
种的number of fields is more than 25.

4. prime twins的定义:如果the difference between any two prime numbers is 2, we can call them a pair of prime twins. Which of the following can be the average of the sum of a pair of prime twins?

Answer: 列举了五个选项 30=(29+31)/2

下面的我觉得好像都是JJ, 大家自己看看吧
            

5. A company, the ratio of executive members to directors is equal to the ratio of directors to senior-level mangers. What is the percentage of senior-level managers in this company? otherwise, the problem asks you to calculate this ration of XXX to senior-level manager

容我再想想条件 

提示一下这道题目主要是要用一个等比公式:executive members : directors=director : senior-level managersà (directors)^2=senior-level managers × executive members.

 

6. Shen’s have 5 children, the median of their heights is 112 centimeters, one of their friends is 118 centimeters high.

1) the average of the heights of the Shen’s family is 120

2) the second tallest children of Shen family is 128

 

Answer: B

 

7.飞镖题目, 8个区域
        
依次是12345678,然后连续三次
        
和为16的概率

Answer: 5P(3,3)+4P(3,3)/2

 

8. 船在净水速度为20miles per hour, 然后溺水行80miles所用的时间跟顺水行 120miles的时间相等
        
currentspeed? (还有括号部分列举了顺逆水流的公式
        
其实咱们中国学生都会算
        
完全没有必要)

Answer: 4   120/(20+x)=80/(20-x)

 

9.number X, what is the tens number of this number X?

1) X is divided by 100 and 30 is the reminder,

2) X is divided by 110 and 30 is the reminder.

Answer: A

 

10. A triangle, 一个角为30
        
然后通过斜边的高做一条直线
        
分这个直角三角形为两个小的直角三角形, what is the perimeter of the big right triangle?

1) one of the small triangle’s perimeter

2) the other one of the small triangle’s perimeter

Answer: D

 

11. -----A-----B-----C-----D-----E-----F-----G-----------------------

这几个字母之间等距,
        
然后G(3^12) F(3^11)

问下面那个点的值为 -3^12

Answer: D

 

12. A bunch of books, 45 in total, either papercover or hardcover, either Spanish or English written, if one people picks one up randomly from these books, is the possibility of hardcover books less 1/2….(Hopefully, my description here makes sense)

1) the number of XXX written books is 30.

2) the number of XXX books is 15.

不好意思 选项记不全了 答案可以确定

Answer: B

 

13. x,y are both positive integers, x is prime number, is 3xy dividable by 2?

1) x>2

2> y is odd.

Answer: C

 

14. 56 <x<66, x is positive integer, what is the value of x?

1) x can be divided by 2 and the reminder is 1.

2) x + 1 can be divide by 3.

Answer: E. Because 1) 57,59,61,63,65   2)59,62, 65

 

15.三角形三边x,y,z, 问这个三角形是不是直角三角形 (我看了一下题目 应该没有其他的条件了)

1)x^2+ y^2 = 3^2+4^2

2)y^2+ z^2 = 4^2 +5^2

Answer: E

 

16. A tank is filled with gas or something like this, were there more than 30 gallons of gas in the tank before the tank went to leak? (Note 1 gallon=128 ounces)

1)      the leaking speed is 6.4 ounce per minute.

2)      After it began to leak, the tank went empty less than 12 hours.

Answer: E  

 

17. A car with a tank of 15 gallons gas. It takes one gallon to drive for 25 miles on city road and for 20 miles on highway. If the driver drives the car for 60 miles on city road and 30 miles on high way, what is the fraction of gas consumed on both of city road and highway.

选项都是列举的式子 不需要计算

Answer: (60/25+30/20)/15

 

18. an=2an-1-x, a5=99, a3=27, what is the value of x?

Answer: x=3

 

19. xy-coordinate, two points, R(-3,-3), S(1,-3), is the distance from point T to R equal to the distance from point T to S?

1)      the x coordinate of S is -1

2)      the y coordinate of S is -3

Answer: A

 

20 x<y<z, all of them are positive integers, y^x+y^z< which of the following?

Answer: y^2z

 

21.Graph: A rectangular plus two equal semi-circles one each width of the rectangular. The longer side of this playground is 9 (centimeters?), The area of the rectangular is equal to the area of both of the two semi-circles. How long is the width of the rectangular?

Answer: 4

 

22. A person purchased a bunch of things. Some of the things are taxable, and the others are not subject to taxes. The tax rate is 5%. What is the fraction (percentage?) of the non-taxable things in all things bought (including taxable and non-taxable items) before taxes?

1) The total tax amount is 126 dollars? (Terribly sorry, I am not certain of this condition)

2) The percentage of XXX,

Answer: 我觉得这道题目应该是JJ题目 我选的答案应该是B 因为从2)就可以得出the ration of taxable to non-taxable, 所以呢 第一个条件应该没有用 仅供参考 大家考试读题的时候一定要注意题目的问法。 

 

对不住大家了 目前能想到的math jj 只有这些 如果我想起来了 随时更新回报CD

 

Verbal非常非常非常的次 我都不知道应该用什么表情还有语气来渲26 带给我的悲凉 
        
说实话 I really have no idea why I got such a “descent” score 从头到尾我都没有觉得题目很难
        
然后我想 估计是在传说中的低分库了 当时也幻想了一下是不是前几天Kathy说过题目越简单也不一定是低分  反正真的不觉得难 特别是语法来个什么just as, so的考法我真的没有语言了 倒数第二题才出现了一个全画线的题目 考试前14天做了一个prep: Math49, Verbal: 36 total 700, 九天前又做了一个:Math 50, Verbal 38 total 720,觉得自己的verbal不致于此。难道是考前看了verbal JJ, 然后产生了严重的依赖性?阅读遇到三篇JJ. 我做verbal的时候集中度不够
        
这点我感觉很清晰 Verbal的确不知道还该做些什么了希望过来的朋友指点一下,
        
该如何改进来应对二战。

 

最近的压力真的很大,
        
申请学校deadline一天一天临近,
        
然后got heavy schoolwork load for dual major degrees. 逃了n多的课,
        
来考试GMAT. Anyway, what else can I complain about?

 

希望这次考试verbal的霉运都给我
        
然后好运统统留给即将考试的朋友们。

 

Verbal这么次,好像连二战的精神都打不起来怎么办才好呢?
        
大家给点建议


[此贴子已经被作者于2006-9-21 21:06:05编辑过]
沙发
发表于 2006-9-21 20:10:00 | 只看该作者
sofa~!第10题好象是JJ46呢,强烈建议斑竹改一下,原来的讨论看的半死..
板凳
发表于 2006-9-21 20:11:00 | 只看该作者
感谢楼主!
地板
 楼主| 发表于 2006-9-21 20:12:00 | 只看该作者

上面的答案都是我考试时候做出来 供大家参考一下

5#
发表于 2006-9-21 20:26:00 | 只看该作者
Thx for sharing
6#
发表于 2006-9-21 20:42:00 | 只看该作者

啊~~ 3X for sharing~

 

7#
发表于 2006-9-22 03:41:00 | 只看该作者

Take it easy.

In terms of your Prep scores, I cann't imagine your real verbal score was 26.

Maybe you didn't do a good job before the first 10 or more questions.

Anyway, you should take it again, and I believe you can get it!

8#
发表于 2006-9-22 04:20:00 | 只看该作者

真正想要学好英语
        
一定 bu 要在中国学

真正想要 kao 好 GRE & GMAT,  一定要在中国学

9#
发表于 2006-9-22 04:34:00 | 只看该作者
EXACTLY!
10#
发表于 2006-9-22 04:37:00 | 只看该作者

ding yi xia! I can still occupy a spot on the first page! hehe.

MM, you can still remember so many jjs. That means you have a good memory. You have the potential to get a cow score if you take it again. 

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