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[Issue Essay]

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题目:

Analytical!

选项:

答案:

提问:

为什么条件(2)可以整除2

解答:

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解答: 徐小梅

提问:

If it took Carol 1/2 hour to cycle from his house to the library yesterday, was the distance that he cycled greater then 6 miles? ( 1mile=5,280feet) (1) The average speed at which Carlos cycled from his house to the library yesterday was greater than 16 feet per second. (2) The average speed at which Carlos cycled from his house to the library yesterday was less than 18 feet per second

解答:

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解答: sysadmin老师

提问:

Of the 12 temporary employees in a certain company, 4 will be hired as permanent employees. If 5 of the 12 temporary employees are women, how many of the possible groups of 4 employees consist of 3 women and one man? A. 22 B. 35 C. 56 D. 70 E. 105

解答:

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解答: sysadmin老师

提问:

if x is positive, is x >3 1. (x-1)^2 >4 2. (x-2)^2 >9

解答:

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解答: sysadmin老师

提问:

if the average of the consecutive even integers a,b, and c is less than 13a, which of the following best describes the value of a? 答案: a is positive 为什么呢?

解答:

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解答: sysadmin老师

提问:

请看图

解答:

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解答: sysadmin老师

提问:

The Achaemenid empire of Persia reached the Indus Valley in the fifth century B.C., bringing (the Aramaic script with it, from which was derived both northern and ) southern Indian alphabets. A. the Aramaic script with it, from which was derived both northern and B. the Aramaic script with it, and from which deriving both the northern and the C. with it the Aramaic script, from which derive both the northern and the D. with it the Aramaic script, from which derives both northern and E. with it the Aramaic script, and deriving from it both the northern and 老师,上次答疑太卡,我后来听录音还是不太明白,题干不是说script derives from alphabets吗? derive from 在这里改怎么理解?起源于?今晚有课,听不了答疑,麻烦老师讲解。

解答:

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解答: sysadmin老师

提问:

还有一个圆柱的的1/2中间切,直径是12ft,高是10ft,打横放的,没有一个半球面,没有一个底面,求表面积? 另外一道机经和这个特别像,但是这个题说没有一个半球面,没有一个底面,看解析说要多加一个半圆的面积,不明白什么意思,麻烦老师讲解。

解答:

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解答: sysadmin老师

提问:

If r and s are positive integers, can the fraction r/s be expressed as a decimal with only a finite number of nonzero digits? 1 s is a factor of 100 2 r is a factor of 100 答案是A 这种题应该什么思路? 不太会,答案没看懂。。。谢谢

解答:

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解答: sysadmin老师

提问:

at a certain company, a test was given to a group of men and women seeking promotions. If the average (arithmetic mean) score for the group was 80, was the average score for the women greater than 85? 1 the average score for the men was less than 75 2 the group consisted of more men than women. OG上给的答案太难记了,有简单一些的办法看出来吗? 单看的话觉得是E

解答:

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解答: sysadmin老师

提问:

The Achaemenid empire of Persia reached the Indus Valley in the fifth century B.C., bringing (the Aramaic script with it, from which was derived both northern and ) southern Indian alphabets. A. the Aramaic script with it, from which was derived both northern and B. the Aramaic script with it, and from which deriving both the northern and the C. with it the Aramaic script, from which derive both the northern and the D. with it the Aramaic script, from which derives both northern and E. with it the Aramaic script, and deriving from it both the northern and 答案是C,错选了D。bringing the script with it 和 bringing with it the script 的区别不太清楚,只是感觉读起来没有后者顺,就把AB排除了。E的and并列在句中没有体现,排除。CD的derive应该指的是script,按理说应该是单数啊,为什么会选C?麻烦老师讲解。

解答:

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解答: sysadmin老师

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