类型七数字相关.docx

1、类型七数字相关类型七：数字相关 WORD文档使用说明：类型七：数字相关 来源于PDFWORD 本WOED文件是采用在线转换功能下载而来，因此在排版和显示效果方面可能不能满足您的应用需求。如果需要查看原版WOED文件，请访问这里类型七：数字相关 文件原版地址:类型七：数字相关|PDF转换成WROD_PDF阅读器下载1 Sales of telephones have increased dramatically over the last year. in order to take advantage of this increase, Mammoth industries plans to

2、expand production of its own model of telephone, while continuing its already very extensive advertising of this product. Which of the following if true, provides most support for the view that Mammoth industries cannot increase its sales of telephones by adopting the plan outlined above? a. althoug

3、h it sells all the telephones it produces, Mammoths shares of all telephone sales has declined over the last year. b. mammoth industries average inventory of telephones awaiting shipment to retailers has declined slightly over the last year. c. advertising has made the brand name of Mammoth industri

4、es telephones widely known, but few customers know that Mammoth industries owns this brand. d. Mammoth industries telephone is one of the 3 brands of telphone that have together accounted fr the bulk of last year increase in sales. e. despite a slight decline in the retail price, sales of Mammoth in

5、dustries telephones have fallen in the last year. 2 Most geologists believe oil results from chemical transformations of hydrocarbons derived from organisms buried under ancient seas. Suppose, instead, that oil actually results from bacterial action on other complex hydrocarbons that are trapped wit

6、hin the Earth. As is well known, the volume of these hydrocarbons exceeds that of buried organisms. Therefore, our oil reserves would be greater than most geologists believe. Which of the following, if true, gives the strongest support to the argument above about our oil reserves? (A) Most geologist

7、s think optimistically about the Earths reserves of oil. (B) Most geologists have performed accurate chemical analyses on previously discovered oil reserves. (C) Ancient seas are buried within the Earth at many places where fossils are abundant. (D) The only bacteria yet found in oil reserves could

8、have leaked down drill holes from surface contaminants. (E) Chemical transformations reduce the volume of buried hydrocarbons derived from organisms by roughly the same proportion as bacterial action reduces the volume of other complex hydrocarbons.基数越大,那么消耗比例基本相同的情况下,基数越大的生成的石油则越多 由题干已知: 其他复杂的碳氢化合物

9、的规模有机物的规模 1000, 10 立方米生成 1 立方米石油 100 如果 10 立方米生成 1 立方米石油:100 900 （地质学家计算的结果） 10 立方米生成 1 立方米石油 90 5 立方米生成 1 立方米石油: 1803 Sales manager: Last year the total number of meals sold in our company restaurants was much higher than it was the year before. Obviously consumers find our meals desirable. Account

10、ant: If you look at individual restaurants, however, you find that the number of meals sold actually decreased substantially at every one of our restaurants that was in operation both last year and the year before. The desirability of our meals to consumers has clearly decreased, given that this gro

11、up of restaurants-the only ones for which we have sales figures that permit a comparison between last year and the year before-demonstrates a trend toward fewer sales. If the sales figures cited by the accountant and the sales manager are both accurate, which one of the following must be true? (A) T

12、he company opened at least one new restaurant in the last two years. (B) The companys meals are less competitive than they once were. (C) The quality of the companys meals has not improved over the last two years. (D) The prices of the companys meals have changed over the past two years. (E) The mar

13、ket share captured by the companys restaurants fell last year. 销售经理: 去年比前年销售额大 去年家， 前年是家 那么总销售额可能会变大 万（万） 万 （万） 会计: 单个饭店，销量减少 从单个角度判定 B,两个条件都正确的话，可以推出 C=A 选项 如果销售价格增加的话，那么可以确定销售经理的话，但不能确定会计的话，因为，销售价 格增加了，单个饭店的销售额也应增加才对（在食客数量一定的前提下）4 For similar cars and drivers, automobile insurance for collision da

14、mage has always cost more in Greatport than in Fairmont. Police studies, however, show that cars owned by Greatport residents are, on average, slightly less likely to be involved in a collision than cars in Fairmont. Clearly, therefore, insurance companies are making a greater profit on collision-da

15、mage insurance in Greatport than in Fairmont. Which of the following is an assumption on which the argument depends? A. Repairing typical collision damage does not cost more in Greatport than in Fairmont. B. There are no more motorists in Greatport than in Fairmont. C. Greatport residents who have b

16、een in a collision are more likely to report it to their insurance company than Fairmont residents are. D. Fairmont and Greatport are the cities with the highest collision-damage insurance rates. E. The insurance companies were already aware of the difference in the likelihood of collisions before t

17、he publication of the police reports. Answer: G地 F地 事故保险费高 事故保险费低事故可能性低 事故可能性高 如果 G 地事故维修费高于 F 地，那么高出的维修费将冲低保险费，即保险公司不一定在保 险收入方面维持大赚局面 譬如：G 地 100 辆 100 起 F地 100 辆 150 起保险费 5万 4万 保险公司收入：500 万 400 万 典型事故的维修费:每起维修费 万，250 万； 每起维修费 1 万，150 万 冲减后：250 万; 250 万5 Because postage rates are rising, Home Decora

18、tor magazine plans to maximize its profitsby reducing by one half the number of issues it publishes each year. The quality of articles, the number of articles published per year, and the subscription price will not change. Market research shows that neither subscribers nor advertisers will be lost i

19、f the magazines plan is instituted. Which of the following, if true, provides the strongest evidence that the magazines profits are likely to decline if the plan is instituted? (A) With the new postage rates, a typical issue under the proposed plan would cost about one-third more to mail than a typi

20、cal current issue would. (B) The majority of the magazines subscribers are less concerned about a possible reduction in the quantity of the magazines articles than about a possible loss of the current high quality of its articles. (C) Many of the magazines long-time subscribers would continue their

21、subscriptions even if the subscription price were increased. (D) Most of the advertisers that purchase advertising space in the magazine will continue to spend the same amount on advertising per issue as they have in the past. (E) Production costs for the magazine are expected to remain stable.假定原来

22、12 期 现在削减 6 期, 原来每期广告收入 100 万美金,原来 1200 万美金 现在每期广告收入 100 万美金,现在 600 万美金,该杂志的利润大大下降. （万X100 万）发行成本生产成本 万X-发行成本生成成本 6 The cost of the average computer logic device is falling at the rate of 25 percent per year, and the cost of the average computer memory device at the rate of 40 percent per year. It c

23、an be concluded that if these rates of cost decline remain constant for a period of three years, at theend of that time the cost of the average computer memory device will have declined by a greater amount than the cost of the average computer logic device. Accurate information about which of the fo

24、llowing would be most useful in evaluating the correctness of the conclusion above? a. The number of logic devices and memory devices projected to be purchased during the next three years. b. The actual prices charged for the average computer logic devices and memory devices c. The compatibility of

25、different manufacturers logic devices and memory devices. d. The relative durability of logic devices and memory devices. e. The average number of logic devices and memory devices needed for an average computer system.题目所问是成本下降的数量，如果成本下降，实际销售价格也下降的话， 若存贮器件价格小于逻辑器件价格， 存贮：100 逻辑: 500 对推论构成削弱 假如单个逻辑器件成

26、本 200,第一年下降 50 假如单个存贮器件成本 50,第一年下降为 207 An annually conducted, nationwide survey shows a continuing marked decline in the use of illegal drugs by high school seniors over the last three years. Which option strenghtens the conclusion made by survey that that the use of illegal drugs by people below t

27、he age of 20 is declining? (A) Changes in the level of drug use by high school seniors are seldom matched by changes in the level of drug use by other people below the age of 20. (B) In the past, high school seniors were consistently the population group most likely to use illegal drugs and most lik

28、ely to use them heavily. (C) The percentage of high school seniors who use illegal drugs is consistently very similar to the percentage of all people below the age of 20 who use illegal drugs. (D) The decline revealed by the surveys is the result of drug education programs specifically targeted at t

29、hose below the age of 20.（C） (E) The number of those surveyed who admit to having sold illegal drugs has declined even faster than has the number who have used drugs.C - The percentage of high school seniors who use illegal drugs is consistently very similar to the percentage of all people below the

30、 age of 20 who use illegal drugs. As the percentage of high school seniors taking drugs is consistently similar to people below 20 ( teenagers) who take , the surveys conclusion is also true about teenagers. Answer should be C. High school 1000 10% 100 below age of 20 5000 50% 2500 青少年 高中生 下降 岁以下人 下

31、降都下降，才能说明 Teenager 人数下降 illegal drug use in the teen-age population as a whole If youll read the question closely, it has asked about illegal drug use in the teen-age population and never mentioned the word high-school seniors. So, if the statement is true about both high school seniors and teenager

32、s, then there is a hidden assumption in the statement made by the survey that most of the high school seniors are teenagers. And option C damages this assumption, weakening the statement, so that is the more appropriate answer. If option C had not been in the list, definitely option E would have been the best choice.8. Among the more effective kinds of publicity that publishers can get for a new book is tohave excerpts of it published in a high-circulation magazine soon before the book is published. The benefits of