gre數(shù)學(xué)考試關(guān)于代數(shù)文字的重點(diǎn)試題(三).

　　考生如果覺(jué)得復(fù)習(xí)gre數(shù)學(xué)考試比較難不妨從這些題目練習(xí)開(kāi)始，每篇都是按照分類(lèi)給大家列舉了一些典型題目，本篇主要是針對(duì)gre數(shù)學(xué)考試代數(shù)文字題型方面的典型題目及答案。

　　21.Sixty-eight people are sitting in 20 cars and each car contains at most 4 people. What is the maximum possible number of cars that could contain exactly 1 of the 68 people?

　　A.2

　　B.3

　　C.4

　　D.8

　　E.12

　　答案：C

　　22.Art,Bob and Carmen share a prize of $400. If Art receives twice as much as Bob, and if Bob receives 1/2 as much as Carmen, how much does Carmen receive?

　　A.$20

　　B.$40

　　C.$80

　　D.$140

　　E.$160

　　答案：E

　　23.A time-study specialist has set the production rate for each worker on a contain job at 22 units every 3 hours. At this rate what is the minimum number of worker that should be put on the job if at least 90 units are to be produced per hour?

　　A.7%

　　B.7.5%

　　C.8%

　　D.8.5%

　　E.9%

　　答案：E

　　24.To obtain an FHA mortgage for $50,000 or more, the home buyer must have a down payment equal to 4 percent of the first $25,000 of the mortgage amount and 5 percent of the portion in excess of $25,000. At settlement the buyer pays a mortgage insurance premium equal to 3 percent of the mortgage amount. What is the maximum FHA mortgage, if any, a buyer can obtain if the buyer has only $6,000 available for the down payment and insurance premium?

　　A. $62,500

　　B. $71,875

　　C. $78,125

　　D. $125,000

　　E. The home buyer cannot obtain an FHA mortgage.

　　答案：C

　　25. Working alone, a small pump takes twice as long as a large pump takes to fill an empty tank. Working together at their respective constant rates, the pumps can fill the tank in 6 hours. How many hours would it take the small pump to fill the tank working alone?

　　A.8

　　B.9

　　C.12

　　D.15

　　E.18

　　答案：E

　　26.A candy assortment consists of seven flavors of chocolate-covered creams packed in two-layered boxes with 27 creams in each layer. The flavors are always packed in rows so that the flavor varies with each piece in the following order: vanilla, orange, cherry, vanilla raspberry, lime, pecan, cherry, lemon. How many chocolate- covered vanilla creams are needed to peak 200 boxes of the assortment?

　　A.600

　　B.1,200

　　C.1,800

　　D.2,400

　　E.3,600

　　答案：D

　　27.A research scientist wants to study a certain attribute of dogs. It is estimated that approximately 5 percent of all dogs have this attribute. If the scientist wants to study a sample of N dogs having the attribute, approximately how many dogs should be screened in order to obtain the desired sample size?

　　A.N/5

　　B.5N

　　C.20N

　　D.105N

　　E.120N

　　答案：C

　　每到題目都是關(guān)于gre數(shù)學(xué)考試的典型題目，考生可以根據(jù)題目來(lái)復(fù)習(xí)知識(shí)點(diǎn)，這樣更有針對(duì)性。