题库 | 考满分，百万出国党的口碑之选。

OG20-语文分册 OG20 OG19-数学分册 OG19 OG18-数学分册 OG18 OG17 OG16 OG15 OG12 PREP07 Test 2 PREP07 Test 1 Manhattan Magoosh KMFDS 排列组合几何应用题代数数论 OG2022

《(2016)GMAT官方指南》 OG 16

《(2016)GMAT官方指南（综合）》是中国大陆唯一的授权版本。相较于上一版，2016年新版官方指南增加了25%的新内容，书中包含900道全真试题和自测练习，涵盖GMAT考试所有题型，并配有全面的答案解析。其中，OG16的DS部分共有 174 题，全部经由老师核对确认并标上题号及难度（根据官方标准划分）。

题目列表

序号	题目内容
161	In the figure above, if the area of triangular region D is 4, what is the length of a side of square region A ?(1)The area of square region B is 9.(2)The area of square region C is $$\frac{64}{9}$$
162	A report consisting of 2,600 words is divided into 23 paragraphs. A 2-paragraph preface is then added to the report. Is the average (arithmetic mean) number of words per paragraph for all 25 paragraphs less than 120 ?(1)Each paragraph of the preface has more than 100 words.(2)Each paragraph of the preface has fewer than 150 words.
163	If n is a positive integer and $$k = {5.1}{10}^{n}$$, what is the value of k ?(1)$$6,000 < k < 500,000$$(2)$${k}^{2}={2.601}{10}^{9}$$
164	If x is an integer, is $$x \mid x \mid < {2}^{X}$$ ?(1)$$x < 0$$(2)$$x = -10$$
165	Every member of a certain club volunteers to contribute equally to the purchase of a $60 gift certificate. How many members does the club have?(1)Each member's contribution is to be $4.(2)If 5 club members fail to contribute, the share of each contributing member will increase by $2.
166	If $$x < 0$$, is $$y > 0$$ ?(1)$$\frac{x}{y}<{0}$$(2)$$y-x >0$$
167	What is the value of x + y in the figure above?(1)W=95(2)Z=125
168	If n and k are positive integers, is $$\sqrt{n+k} >2\sqrt{n}$$?(1)$$k > 3n$$(2)$$n + k > 3n$$
169	In a certain business, production index p is directly proportional to efficiency index e, which is in turn directly proportional to investment index i. What is p if i = 70 ?(1)e = 0.5 whenever i = 60.(2)p = 2.0 whenever i = 50.
170	If n is a positive integer, is$${(\frac{1}{10})}^{n}<0.01$$(1)$$n >2$$(2)$$(\frac{1}{10})^{n-1}<0.1$$
171	If n is a positive integer, what is the tens digit of n ?(1)The hundreds digit of 10n is 6.(2)The tens digit of n + 1 is 7.
172	What is the value of $$\frac{(2t+t-x)}{(t-x)}$$(1)$$\frac{2t}{t-x}=3$$(2)t-x=5
173	Is n an integer?(1)$${n}^{2}$$ is an integer.(2)$$\sqrt{n}$$ is an integer.
174	If x, y, and z are positive integers, is x - y odd?(1)$$x = z^2$$(2)$$y = (z-1)^2$$