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题库总题数: 9689
做题总人数: 139099
平均每天做题人数: 2362
  • 破解版07 PREP模考软件破解版真题,题目难度较为接近考试难度,不具备自适应性。在考前做PREP模考练习,能帮助你体验考试状态,提前适应考试,更好的练习做题节奏。

    1423
    题目总数

    37505
    做题总人数

    72.6%
    平均准确率

    • 【问题求解PS】-14480 -破解版07

      A box contains 100 balls, numbered from 1 to 100. If three balls are selected at random and with replacement from the box, what is the probability that the sum of the three numbers on the balls selected from the box will be odd?

      来源: 2476人已做 700难度 55.5%正确率

    • 【问题求解PS】-14451 -破解版07

      The 15 homes in a new development are each to be sold for one of three different prices so that the developer receives an average (arithmetic mean) of $200,000 per home. If 4 of the homes are to be sold for $170,000 each and 5 are to be sold for $200,000 each, what will be the selling price of each of the remaining 6 homes?

      来源: 650人已做 600难度 94.3%正确率

    • 【问题求解PS】-14380 -破解版07

      来源:破解版07 360人已做 600难度 91.4%正确率

    • 【问题求解PS】-14379 -破解版07

      A certain class, consisting of a lecture and a question-and-answer session, lasted from 2:45 to 4:30 one afternoon. If the lecture lasted from 2:45 to 4:15, then the question-and-answer session was what fraction of the total class time?

      来源: 822人已做 600难度 89.9%正确率

    • 【问题求解PS】-14378 -破解版07

      The table shows the number of residents in a certain development who are willing to contribute to build a swimming pool, provided the required contribution does not exceed the amount indicated by the resident. The following three amounts are being considered as the required contribution. Which would ensure that more than half of the residents contribute to build the pool?Ⅰ.$33 Ⅱ.$48Ⅲ.$55

      来源: 823人已做 680难度 66.8%正确率

    • 【问题求解PS】-14377 -破解版07

      If S=[n(n+1)] /2 and n = 40, then S =

      来源: 614人已做 600难度 92.5%正确率

    • 【问题求解PS】-14376 -破解版07

      In a survey of 248 people, 156 are married, 70 are self-employed, and 25 percent of those who are married are self-employed. If a person is to be randomly selected from those surveyed, what is the probability that the person selected will be self-employed but not married?

      来源: 506人已做 650难度 75.3%正确率

    • 【问题求解PS】-14375 -破解版07

      A circular cloth with a diameter of 20 inches is placed on a circular tray with a diameter of 24 inches. What fraction of the tray's surface is not covered by the cloth?

      来源: 540人已做 600难度 89.3%正确率

    • 【问题求解PS】-14374 -破解版07

      If x and y are positive, which of the following must be greater than 1/√(x+y) ?

      来源: 1294人已做 680难度 76%正确率

    • 【问题求解PS】-14373 -破解版07

      Square S is inscribed in circle T. If the perimeter of S is 24, what is the circumference of T ?

      来源: 578人已做 600难度 86%正确率

热门讨论
  • 【问题求解PS】

    【OG20-P161-97题】In quadrilateral ABCD above, what is the length of AB?

  • 【阅读RC】

    The passage suggests which of the following about the managers mentioned in the highlighted text?

  • 【句子改错SC】

    There are no legal limits, as there are for cod and haddock, on the size of monkfish that can be caught, a circumstance that contributes to their depletion through overfishing. 

  • 【阅读RC】

    According to the passage, the rationalist and human relations schools of management are alike in that they

  • 【句子改错SC】

    To meet the rapidly rising market demand for fish and seafood, suppliers are growing fish twice as fast as their natural growth rate, cutting their feed allotment by nearly half and raising them on special diets.

  • 【句子改错SC】

     【OG18-P692-730题】In 1850, Lucretia Mott published her Discourse on Women, arguing in a treatise for women to have equal political and legal rights and for changes in the married women's property laws. 

  • 【句子改错SC】

    The Achaemenid empire of Persia reached the Indus Valley in the fifth century B.C., bringing the Aramaic script with it, from which was derived both northern and southern Indian alphabets.

  • 【句子改错SC】

    In her later poems, Phyllis Wheatley's blending of solar imagery, Judeo-Christian thought and figures, and the images she borrowed from ancient classicism suggesting her range and depth of influences, not the least of which is her African heritage.

  • 【逻辑CR】

    Frobisher, a sixteenth-century English explorer, had soil samples from Canada's Kodlunarn Island examined for gold content. Because high gold content was reported, Elizabeth I funded two mining expeditions. Neither expedition found any gold there. Modern analysis of the island's soil indicates a very low gold content. Thus the methods used to determine the gold content of Frobisher‘s samples must have been inaccurate.Which of the following is an assumption on which the argument depends?

  • 【逻辑CR】

    Southington University's fund-raisers succeeded in getting donations from 80 percent of the potential donors they contacted this year. This rate would be the expected rate if the only potential donors contacted were those who have donated in the past. But good fund-raisers constantly contact less likely prospects in an effort to expand the donor base. Thus the high success rate, far from showing that the fund-raisers did a good job, shows insufficient canvassing effort.Which of the following, if true, most seriously weakens the argument?

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