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  • 272人已做

    650

    【逻辑CR】-9625-PREP08

    In the United States, of the people who moved from one state to another when they retired, the percentage who retired to Florida has decreased by three percentage points over the past ten years. Since many local businesses in Florida cater to retirees, this decline is likely to have a not...

  • 267人已做

    650

    【逻辑CR】-9626-PREP08

    Kernland imposes a high tariff on the export of unprocessed cashew nuts in order to ensure that the nuts are sold to domestic processing plants. If the tariff were lifted and unprocessed cashews were sold at world market prices, more farmers could profit by growing cashews. However, sinc...

  • 408人已做

    650

    【句子改错SC】-9636-PREP08

    In the mid-1920s the Hawthorne Works of the Western Electric Company was the scene of an intensive series of experiments that would investigate changes in working conditions as to their effects on workers' performance.

  • 188人已做

    650

    【逻辑CR】-10272-PREP08

    Most of Western music since the Renaissance has been based on a seven-note scale known as the diatonic scale, but when did the scale originate? A fragment of a bone flute excavated at a Neanderthal campsite has four holes, which are spaced in exactly the right way for playing the third th...

  • 307人已做

    650

    【逻辑CR】-10274-PREP08

    In a certain wildlife park, park rangers are able to track the movements of many rhinoceroses because those animals wear radio collars. When, as often happens, a collar slips off, it is put back on. Putting a collar on a rhinoceros involves immobilizing the animal by shooting it with a t...

  • 206人已做

    650

    【逻辑CR】-10277-PREP08

    In the year following an eight-cent increase in the federal tax on a pack of cigarettes, sales of cigarettes fell ten percent. In contrast, in the year prior to the tax increase, sales had fallen one percent. The volume of cigarette sales is therefore strongly related to the after-tax pr...

  • 216人已做

    650

    【逻辑CR】-10279-PREP08

    Which of the following most logically completes the argument?According to experts on shopping behavior, more shoppers would shop at Jerrod’s department store if they were offered the convenience of shopping carts. In fact, even if the amount spent by these additional customers only just...

  • 199人已做

    650

    【逻辑CR】-10280-PREP08

    Which of the following most logically completes the argument below?Twenty percent of the stores in Morganville's downtown shopping district will fail within five years because they will be competing directly with the SaveMart discount department store newly opened in East Morganville. The...

  • 255人已做

    680

    【逻辑CR】-10281-PREP08

    To improve the long-term savings rate of the citizens of Levaska, the country's legislature decided to implement a plan that allows investors to save up to $1,000 per year in special accounts without paying taxes on the interest earned unless withdrawals are made before the investor reache...

  • 182人已做

    600

    【逻辑CR】-10282-PREP08

    In Europe, many large animal species, such as mammoths, became extinct soon after humans first migrated to the animals' areas of habitation. The spread of such extinctions closely followed the pattern of human migration. However, since humans tended to migrate to areas as the climate in ...

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  • 【句子改错SC】-8502

    Based on records from ancient Athens, each year young Athenian women collaborated to weave a new woolen robe t...

    888人做过-9条评论-56%正确率

  • 【问题求解PS】-12541

    Of the families in City X in 1994, 40 percent owned a personal computer.  The number of families in ...

    29人做过-1条评论-79.3%正确率

  • 【句子改错SC】-10891

    A New York City ordinance of 1897 regulated the use of bicycles, mandated a maximum speed of eight miles ...

    211人做过-1条评论-60.2%正确率

  • 【句子改错SC】-9263

    Recently documented examples of neurogenesis, the production of new brain cells, include the brain growing in mice ...

    368人做过-1条评论-44%正确率

  • 【问题求解PS】-12090

    List T consists of 30 positive decimals, none of which is an integer, and the sum of the 30 decimals ...

    140人做过-2条评论-43.6%正确率

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