GWD模考测试题02

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题目详情

题号 题目内容 平均正确率 操作
PS-2624ek
[img]1401.jpg[/img][br/]The table above gives the coffee consumption in 1994 for five countries. If the total coffee consumption of these countries was 40 percent of the world’s coffee consumption,... 95%

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PS-d924fk
When positive integer x is divided by positive integer y, the remainder is 9. If [math]x/y = 96.12[/math], what is the value of y? 83%

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DS-941yak

Is the standard deviation of the salaries of Company Y’s employees greater than the standard deviation of the salaries of Company Z’s employees?[br/](1)The average (arithmetic mean) ...

85%

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DS-c31ybk
What is the value of [math]v^3 - k^3[/math]?[br/](1)v k > 0[br/](2)v - k = 6 91%

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DS-8d1x4k
[img]1102.jpg[/img][br/]In the figure, points A, B, C, D, and E lie on a line. A is on both circles, B is the center of the smaller circle, C is the center of the larger circle, D is on the smaller... 63%

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PS-082z1k
[img]20120409152101923_3853.jpg[/img][br/]The figure above shows the dimensions of a semicircular cross section of a one-way tunnel. The single traffic lane is 12 feet wide and is equidistant from ... 60%

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PS-c224hk
Square S is inscribed in circle T. If the perimeter of S is 24, what is the circumference of T? 83%

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PS-6024ik
The operation ⊙ is defined for all nonzero numbers a and b by a ⊙ b = [math]a/b - b/a[/math]. If x and y are nonzero numbers, which of the following statements must be true?[br/]I.x ⊙ xy = x(1 ⊙ y)... 82%

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DS-e11yck
What was the price at which a merchant sold a certain appliance?[br/](1)The merchant’s gross profit on the appliance was 20 percent of the price at which the merchant sold the appliance.[br/](2)The... 85%

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DS-c41ydk
An attorney charged a fee for estate planning services for a certain estate. The attorney’s fee was what percent of the accessed value of the estate?[br/](1)The accessed value of the estate was $1.... 97%

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DS-191yek
Is the sum of the integers x and y a prime number?[br/](1)x is an even prime number.[br/](2)y is a prime number between 10 and 20. 88%

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PS-1d24jk

There are 11 women and 9 men in a certain club. If the club is to select a committee of 2 women and 2 men, how many different such committees are possible?

91%

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DS-141yfk

An integer greater than 1 that is not prime is called composite. If the two-digit integer n is greater than 20, is n composite?[br/](1)The tens digit of n is a factor of the units digit of n.[br...

62%

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PS-6024kk

[math]C_(m,n) = (m!) / [(m-n)! n!][/math] for nonnegative integers m and n, m ≥ n. If [math]C_(5,3) = C_(5,x)[/math] and x ≠ 3, what is the value of x?

96%

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PS-7224lk
If w, x, y, and z are integers such that 1 < w < x < y < z and wxyz = 462, then z =? 93%

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PS-8e24mk

The sum of three integers is 40. The largest integer is 3 times the middle integer, and the smallest integer is 23 less than the largest integer. What is the product of the three integers?

95%

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DS-a01ygk
If a and b are positive, is [math](a^(-1) + b^(-1) )^(-1)[/math] less than [math](a^(-1) * b^(-1))^-1[/math]?[br/](1)a = 2b[br/](2)a + b > 1 42%

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PS-5124nk
On a certain transatlantic crossing, 20 percent of a ship’s passengers held round-trip tickets and also took their cars abroad the ship. If 60 percent of the passengers with round-trip tickets did ... 62%

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PS-ef24ok
If x is an integer, which of the following must be an odd integer? 95%

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DS-231yhk
A collection of 36 cards consists of 4 sets of 9 cards each. The 9 cards in each set are numbered 1 through 9. If one card has been removed from the collection, what is the number on that card?[br/... 80%

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DS-9f1yik

If [math]xy != 0[/math], is [math]x/y = 1[/math]?[br/](1)[math]x^2 = y^2[/math][br/](2)xy>0

90%

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DS-2c1yjk

A construction company was paid a total of $500,000 for a construction project. The company’s only costs for the project were for labor and materials. Was the company’s profit for th...

55%

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PS-f424pk
[img]1423.jpg[/img][br/]Data for a certain biology experiment are given in the table above. If the amount of bacteria present increased by the same fraction during each of the two 3-hour periods sh... 74%

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PS-0424qk
The value of [math](9*10^7)(9*10^8)[/math] is closest to which of the following? 83%

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PS-4522gk
A certain roller coaster has 3 cars, and a passenger is equally likely to ride in any 1 of the 3 cars each time that passenger rides the roller coaster. If a certain passenger is to ride the roller... 66%

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PS-522nok
There are 8 books on a shelf, of which 2 are paperbacks and 6 are hardbacks. How many possible selections of 4 books from this self include at least one paperback? 73%

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PS-d722lk
In a corporation, 50 percent of the male employees and 40 percent of the female employees are at least 35 years old. If 42 percent of all the employees are at least 35 years old, what fraction of t... 82%

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PS-db24rk
Of the goose eggs laid at a certain pond, [math]2/3[/math] hatched, and [math]3/4[/math] of the geese that hatched from those eggs survived the first month. Of the geese that survived the first mon... 84%

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PS-7022mk
If [math]10^50-74[/math] is written as an integer in base 10 notation, what is the sum of the digits in that integer? 70%

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PS-b92npk
[img]20120325211423410_3445.png[/img][br/]In the figure, each side of square ABCD has length 1, the length of line segment CE is 1, and the length of line segment BE is equal to the length of line ... 57%

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PS-2c2nqk
There are 8 magazines lying on a table; 4 are fashion magazines and the other 4 are sports magazines. If 3 magazines are to be selected at random from the 8 magazines, what is the probability that ... 81%

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DS-031xhk
What is the remainder when the two-digit, positive integer x is divided by 3 ?[br/](1)The sum of the digits of x is 5.[br/](2)The remainder when x is divided by 9 is 5. 58%

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PS-8622ok
In Town X, 64 percent of the population are employed, and 48 percent of the population are employed males. What percent of the employed people in Town X are females? 55%

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PS-e71zek
If k = -1, which of the following is (are) true?[br/]I.[math]k^k = k[/math][br/]II.[math]|k|=-k[/math][br/]III.[math]k^0=-k[/math] 81%

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DS-852nsk
Is the sum of [math]p^2[/math] and [math]q^2[/math] greater than 1?[br/](1) p is greater than [math]1/2[/math].[br/](2) q is greater than [math]1/2[/math]. 84%

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DS-a61ubk
What is the median number of employees assigned per project for the projects at Company Z?[br/](1)25 percent of the projects at Company Z have 4 or more employees assigned to each project.[br/](2)3... 74%

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PS-9c2ntk
What is the sum of the integers from -190 to 195, inclusive? 91%

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试卷难题

  • [阅读]RC-8a1hsk

    According to the passage, the computer models(highlight text) re...

  • [逻辑]CR-8edz4h

    [b]Environmental organizations want to preserve the land surroundin...
  • [阅读]RC-051avk

    The author cites the fact that the Rio Grande pueblos were never fo...
  • [阅读]RC-231hmk

    The passage suggests that one of the effects of the deregulation of...
  • [逻辑]CR-1fdz9h

    Press Secretary: Our critics claim that the President's recent high...

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