GWD模考测试题24

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题目详情

题号 题目内容 平均正确率 操作
PS-6b2yck
If [math]25(5^x)=1[/math] then x= 97%

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DS-612vsk
If p, s, and t are positive prime numbers, what is the value of [math]p^3s^3t^3[/math] ?[br/](1) [math]p^3st = 728[/math][br/](2) t = 13 65%

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DS-112ydk
In a certain game played with red chips and blue chips, each red chip has a point value of X and each blue chip has a point value of Y, where X>Y and X and Y are positive integers. If a player has... 54%

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PS-e52yek
A shipment of 8 television sets contains 2 black-and-white sets and 6color sets. If 2 television sets are to be chosen at random from this shipment, what is the probability that at least 1 of the 2... 85%

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DS-372yfk
The tens digit of positive integer X is 3. Is the units digit of X greater than 4?[br/](1) The units digit of 2X is less than the units digit of X.[br/](2) The tens digit of 2X is 7. 79%

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PS-f32ygk
|-4| (|-20|-|5|)= 98%

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PS-a12yhk
What is the maximum integer value of M for which [math](12!)/(2^M)[/math] is an integer? 91%

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DS-712v7k
Can a certain rectangular sheet of glass be positioned on a rectangular tabletop so that it covers the entire tabletop and its edges are parallel to the edges of the tabletop?[br/](1) The tabletop ... 75%

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DS-012yik
The operation* represents either addition, subtraction, or multiplication of integers, what is the value of 1*0?[br/](1) 0*2=2[br/](2) 2*0=2 50%

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PS-4223hk
If each of the 12 teams participating in a certain tournament plays exactly one game with each of the other teams, how many games will be played? 84%

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PS-57235k
An equilateral triangle that has an area of [math]9sqrt3[/math]is inscribed in a circle. What is the area of the circle? 72%

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DS-ab2yjk
During a 10-week summer vacation, was the average (arithmetic mean) number of books that Carolyn read per week greater than the average number of books that Jacob read per week?[br/](1) Twice the a... 50%

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DS-d52ykk
If X, Y, and Z are positive integers, is Y>X?[br/](1) [math]Y^2=XZ[/math][br/](2) Z-X>0 82%

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PS-4121lk
Of the families in City X in 1994, 40 percent owned a personal computer. The number of families in City X owning a computer in 1998 was 30 percent greater than it was in 1994, and the total number ... 81%

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PS-b82ylk
Which of the following expressions can be written as an integer?[br/](1) [math](82^(1/2)+82^(1/2))^2[/math][br/](2) [math](82)(82^(1/2))[/math][br/](3) [math]((82^(1/2))(82^(1/2)))/82[/math] 78%

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DS-f22w8k
From May 1 to May 30 in the same year, the balance in a checking account increased. What was the balance in the checking account on May 30 ?[br/](1) If, during this period of time, the increase in ... 64%

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PS-6a2kdk
If n is positive, which of the following is equal to [math]1/(sqrt(n+1)-sqrtn)[/math] 93%

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PS-2e2ymk
The annual interest rate earned by an investment increased by 10 percent from last year to this year. If the annual interest rate earned by the investment this year was 1 percent, what was the annu... 89%

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DS-3d1xqk
Color X ink is created by blending red, blue, green, and yellow inks in the ratio 6 : 5 : 2 : 2. What is the number of liters of green ink that was used to create a certain batch of color X ink?[br... 84%

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PS-752ynk
Of the 32 students in a certain class, 15 are in a music club and 20 are in a dance club. If 10 of the students are not in either club, how many of the students are in only one of the two clubs? 88%

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DS-c32yok
If P and R are positive, is 25 percent of P equal to 10 percent of R?[br/](1) R is 150 percent greater than P.[br/](2) P is 60 percent less than R. 77%

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DS-c12ypk
If [math]X^2+Y^2=1[/math], is X+Y=1?[br/](1) XY=0[br/](2) Y=0 74%

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PS-b91zsk
The function f is defined by [math]f(x)=sqrtx-10[/math] for all positive numbers x. If u = f(t) for some positive numbers t and u. What is t in terms of u? 94%

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DS-042yqk
Each week John earns X dollars per hour for the first 40 hours that he works that week and Y dollars for each additional hour. How much does John earn per hour for the first 40 hours?[br/](1) Y=15X... 95%

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PS-e723wk
Machine A, operating alone at its constant rate, produces 500 feet of a particular fiber in 2 hours. Machine B, operating alone at its constant rate, produces 500 feet of the same fiber in 3 hours.... 93%

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DS-562vnk
Does the decimal equivalent of [math]p/q[/math], where p and q are positive integers, contain only a finite number of nonzero digits?[br/](1) p > q[br/](2) q = 8 72%

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PS-0a2yrk
[math]((1/2)^(-2))/(2^(-2))[/math] 96%

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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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PS-c72ysk
A total of 22 men and 26 women were at a party, and the average (arithmetic mean) age of all of the adults at the party was exactly 35 years. If the average age of the men was exactly 38 years, whi... 80%

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DS-7c2ytk
A parent established a college fund for his daughter. Each year the parent made a contribution to the fund, and each year he increased his contribution by a constant amount. If he made a contributi... 90%

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PS-752yuk
Each side of a certain parallelogram has length 6. if the area of the parallelogram is 18. which of the following is the measure of one of its angles? 68%

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DS-a42yvk
If ¼ of the larger of two numbers is greater than 5 times the smaller of the same two numbers, is the smaller number less than 4?[br/](1) The larger number is greater than 70.[br/](2) The larger nu... 78%

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PS-b72ywk
Anne traveled from City A to City B in 4 hours, and her speed was between 25 miles per hour and 45 miles per hour. John traveled from City A to City B along the same route in 2 hours, and his speed... 93%

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DS-a32yxk
A certain carton holds fewer than 50 books. What is the number of books in the carton?[br/](1) The books in the carton can be divided into 3 stacks of X books each, with 2 books left over.[br/](2) ... 69%

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DS-d92yyk
What is the value of [math]x^2yz+xy^2z+xyz^2[/math][br/](1) x+y+z=18[br/](2) xyz=10 94%

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PS-4a2yzk
Mary passed a certain gas station on a highway while traveling west at a constant speed of 50 miles per hour. Then, 15 minutes later, Paul passed the same gas station while traveling west at a cons... 85%

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PS-e22u7k
If k is an integer and [math](0.0025)(0.025)(0.00025)×10^k[/math] is an integer, what is the least possible value of k? 87%

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试卷难题

  • [阅读]RC-661nqk

    According to the passage, which of the following is true of the str...
  • [阅读]RC-411nrk

    The passage is primarily concerned with
  • [逻辑]CR-b314bk

    Often patients with ankle fractures that are stable, and thus do...

  • [阅读]RC-3e1nlk

    Which of the following is mentioned in the passage as an indirect e...
  • [语法]SC-b5fedh

    According to a 1996 survey by the National Association of College a...

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