GMAT考试历年全真试题二(1)

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(c) the pamphlet was sent to all town residents including those individuals who 　　brush their teeth regularly.
(d) mouth cancer is much moremon in adults than in children.
(e) people who rarely brush their teeth are unlikely to perform a weekly 　　examination of their mouth.

14. technological improvements and reduced equipment costs have made converting solar energy directly into electricity far more cost-efficient in the last decade however the threshold of economic viability for solar power (that is, the proice per barrel to which oil would have to rise in order for new solar power plants to be more economical than new oil-fired power plants) is unchanged at thirty-five dollars.

whcih of the following if true, does most to help explain why the increased cost-efficiency of solar power has not decreased its threshold of economic viability?

(a) the cost of oil has fallen dramatically.
(b) the reduction in the cost of solar-power equipment has occurred despite 　　increased raw material costs for that equipment.
(c) technological changes have increased the efficiency of oll-fired power 　　plants.
(d) most electiricity is generated by coal-fired or nuclear, rather than oil-fired 　　power plants.

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(e) when the price of oil increases, reserves of oil not previously worth 　　exploiting be econormically viable.

15. start-uppanles financed by capitalists have a much lower fallure rate thanpanles financed by other means. source of financing, therefore, much be a more important cauative factor in the success of a start-uppany than are such factors as the personal characteristies of the management structure of thepany.

which of the following if true most seriously weakens the argument above?

(a) venture capitalists tend to be more responsive than other sources of 　　financing to changes in a start-uppany s financial needs.
(b) the strategic planning of a start-uppany is a less important factor in 　　the long-term success of thepany than are the personal 　　characteristies of the entrepreneur.
(c) mote than half of all newpanles fall within five years.
(d) the management structres of start-uppanies are gencreally less formal 　　than the management structures of ongoing businesses.
(e) venture capitalists base their decisions to found start-uppanies on 　　such factors as the characteristies of the entrepreneur and quality of 　　strategic planning of thepany.

16. the proportion of women among students enrolled in higher education programs has increased over the past decades. this is partly shown by the fact that in 1959, only 11 percent of the women between twenty and twenty-one were enrolled in college, while in 1981,30 percent of the women between twenty and twenty-one wererolled in college.

to evaluate the argument above, it would be most useful topare 1959 and 1981 with regard to which of the following characteristies?

(a) the percentage of women between twenty and twenty-one who were not 　　enrolled in college
(b) the percentage of women between twenty and twenty-five who graduated 　　from college
(c) the percentage of women who after attending college entered highly paid 　　professions
(d) the percentage of men between twenty and twenty-one who were enrolled in 　　college
(e) the percentage of men who graduated from high school


section 3

time—25 minutes

16 questions

directions:in this section solve each problem using any available space on the page for scratchwork. then indicate the best of the answer choieces given.

numbers: all numbers used are real numbers.

figures: figures that apany problems in this section are intended to provide information useful in solving the problems. they are drawn as accurately as possible exept when it is stated in a specifie problem that its figure is not drawn to scale. all figures lie in a plane unless otherwise indicated.

1. if p is an even integer and q is an odd integer, which of the following must be an odd integer?



2. a certain college has a student-to-teacher ration of 11 to 1. the average (arithmetic mean) annual salary for teachers is $26,000. if the college pays a total of $3,380,000 in annual salaries to its teachers, how many students does the college have?

(a) 1.30
(b) 1.69
(c) 1.300
(d) 1.430
(e) 1.560

3. last year if 97 percent of the revenues of apany came from domestic sources and the remaining revenues, totaling $450,000, came from foreign sources, what was the total of thepany s revenues?

(a) $1.350.000
(b) $1.500.000
(c) $4.500.000
(d) $15.000.000
(e) $150.000.000

4. drum x is full of oil and drutn y, which has twice the capacity of drum x, is full of oil, if all of the oil in drum x is poured into drum y, then drum y will be filled to what fraction of its capacity?

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5. in a certain population, there are 3 times as many people aged twenty-one or under as there are people over twenty-one the ratio of those twenty-one or under to the total population is

(a) 1 to 2
(b) 1 to 3
(c) 1 to 4
(d) 2 to 3
(e) 3 to 4

6. =

(a)
(b) 2
(c) 1+
(d) 1+2
(e) 2+

7. a certain telescope increases the visual range at a particular location from 90 kilometers to 150 kllometera, lly what patecent is the vlsual tange increased by using the telescope?

(a) 30%
(b) 33%
(c) 40%
(d) 60%
(e) 66%



note: figure not drawn to scale.

8. in the figure above, the value of y is

(a) 6
(b) 12
(c) 24
(d) 36
(e) 42

9. a part-time employee whose hourly wage was increatnal by 25 pottent decliletl to toduce the number of hours worked per week so that the employee s total weekly ie would remain unchanged. by what percent should the number of bours worked be reduced?

(a) 12.5%
(b) 20%
(c) 25%
(d) 50%
(e) 75%

10. if x>0, is what percent of x?

(a) 6%
(b) 25%
(c) 37%
(d) 60%
(e) 75%

11. if the operation @ is defined for all a and b by the equation a @ b =, then 2 @ (3 @-1)=

(a) 4
(b) 2
(c)
(d) -2
(e) -4

12. a factory that employ 1,000 assembly-line workers pays each of these workers $5 per hour for the first 40 hours worked during a week and 1times that rate for hours worked in excess of 40. what was the total payroll for the assembly-line workers for a week in which 30 percent of them worked 20 hours, 50 percent worked 40 hours, and the rest worked 50 hours?

(a) $180,000
(b) $185,000
(c) $190,000
(d) $200,000
(e) $205,000

13. if x2, then

(a) 3x2-x+2
(b) 3x2+1
(c) 3x2
(d) 3x2-1
(e) 3x3-2

14. in a certain school, 40 more than of all the students are taking a science course and of those taking a science course are taking physies. if of all the students in the school are talking physies, how many students are in the school?

(a) 240
(b) 300
(c) 480
(d) 720
(e) 960

15. if d>0 and 0<1-<1, which of the following must be true?



16. the inside dimensions of a rectangular wooden box are 6 inches by 8 inches by 10 inches. a cylindrical cannister is to be placed inside the box so that it stands upright when the closed box rests on one of its six faces. of all such cannisters that could be used, what is the radius in inches, of the one that has maximum volume?

(a) 3
(b) 4
(c) 5
(d) 6
(e) 8

section 4

time—30 minutes

23 questions

　　　historians of women s labor in the united states at first largely 　disregarded the story of female service workers —women caring wages in 　occupations such as salesclerk.

line domestic servant and office secretary these historians

(5) focused instead on factory work, primarily because it seemed so different 　from traditional, unpaid "woman s work" in the home, and because the 　underlying economic forces of industrialism were presumed to be gender-　blind ans hence emancipatory in effect. unfortunately, emanci

(10) pation has been less profound than expected for not even industrial wago 　lalxx has cacaped contimted as acgregation in the workplace.

　to explain this unfinished revolution in the status of women, historians have 　recently begun to emphasize the

(15) way a prevailing definition of femininity often determines the kinds of work 　allocated to women, even when such allocation is inappropriate to new 　conditions. for instance, early textile-mill entrepreneurs, in justifying 　women s employment in wage labor, made much of the assumption

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