GMAT数学精华题型解析(2)

　　GMAT数学考试常见题型的解题技巧有哪些呢?以下将为大家深入分析GMAT数学考试常见题型的解题策略和技巧，希望能够为考生备战GMAT数学考试带来帮助。

　　PREP

　　7. 905-!-item-!-187;#058000575

　　For every positive even integer n, the function h is defined to be the product of all the even integers from 2 to n, inclusive. If p is the smallest prime factor of h + 1, then p is 用余数来解决

　　 between 2 and 10

　　 between 10 and 20

　　 between 20 and 30

　　 between 30 and 40

　　 greater than 40

　　选E

　　34. 2927-!-item-!-187;#058003024

　　During an experiment, some water was removed from each of 6 water tanks. If the standard deviation of the volumes of water in the tanks at the beginning of the experiment was 10 gallons, what was the standard deviation of the volumes of water in the tanks at the end of the experiment?

　　 For each tank, 30 percent of the volume of water that was in the tank at the beginning of the experiment was removed during the experiment.

　　 The average volume of water in the tanks at the end of the experiment was 63 gallons.

　　36. 4841-!-item-!-187;#058004235

　　In a certain deck of cards, each card has a positive integer written on it. In a multiplication game, a child draws a card and multiplies the integer on the card by the next larger integer. If each possible product is between 15 and 200, then the least and greatest integers on the cards could be

　　 3 and 15

　　 3 and 20

　　 4 and 13

　　 4 and 14

　　 5 and 14

　　【答案】C

　　48. 6225-!-item-!-187;#058004914

　　A certain city with a population of 132,000 is to be divided into 11 voting districts, and no district is to have a population that is more than 10 percent greater than the population of any other district. What is the minimum possible population that the least populated district could have?

　　最大比其他城市大不超过10%，那就设除了最小的以外都比它大10%

　　 10,700

　　 10,800

　　 10,900

　　 11,000

　　 11,100

　　【答案】D

　　55. 6892-!-item-!-187;#058005291

　　Which of the following inequalities has a solution set that, when graphed on the number line, is a single line segment of finite length?

　　 X4 ≧ 1

　　 X3 ≦ 27

　　 X2 ≧ 16

　　 2 ≦ |X| ≦ 5

　　 2 ≦ 3X + 4 ≦ 6

　　57. 7044-!-item-!-187;#058005427

　　If n is a multiple of 5 and , where p and q are prime numbers, which of the following must rt be a multiple of 25 ?

　　 【答案】D

　　60. 7189-!-item-!-187;#058005472 分页标题#e#

　　Rates for having a manuscript typed at a certain typing service are $5 per page for the first time a page is typed and $3 per page each time a page is revised. If a certain manuscript has 100 pages, of which 40 were revised only once, 10 were revised twice, and the rest required no revisions, what was the total cost of having the manuscript typed? 这题注意：要revised在revise之前也要第一次type一下!

　　 $430

　　 $620

　　 $650

　　 $680

　　 $770

　　【答案】D

　　42. 3744-!-item-!-187;#058003565

　　John and Mary own shares of stock in a certain company. Does John own more shares of the companys stock than Mary?

　　 Mary owns more than 500 shares of the companys stock.

　　 The number of shares of the companys stock that John owns is 400 less than twice the number of shares of the companys stock that Mary owns.

　　选C

　　M500

　　 J=2M-400 =M+M

　　以上为大家推荐了一些GMAT数学试题的使用解题技巧，考生不妨从中借鉴，通过针对性的练习来逐步掌握GMAT数学考试的解题技巧，从而在GMAT考试中发挥出更好的水平。