Wolves generally avoid human settlements. For this reason, domestic sheep, though essentially easy prey for wolves, are not usually attacked by them. In Hylantia prior to 1910, farmers nevertheless lost considerable numbers of sheep to wolves each year. Attributing this to the large num...
Nitrogen dioxide is a pollutant emitted by automobiles. Catalytic converters, devices designed to reduce nitrogen dioxide emissions, have been required in all new cars in Donia since 1993, and as a result, nitrogen dioxide emissions have been significantly reduced throughout most of the c...
Community activist: If Morganville wants to keep its central shopping district healthy, it should prevent the opening of a huge SaveAll discount department store on the outskirts of Morganville. Records from other small towns show that whenever SaveAll has opened a store outside the cent...
In the past the country of Siduria has relied heavily on imported oil. Siduria recently implemented a program to convert heating systems from oil to natural gas. Siduria already produces more natural gas each year than it burns, and oil production in Sidurian oil fields is increasing at ...
Press Secretary: Our critics claim that the President’s recent highway project cancellations demonstrate a vindictive desire to punish legislative districts controlled by opposition parties. They offer as evidence the fact that 90 percent of the projects canceled were in such districts...
To develop more accurate population forecasts, demographers have to know a great deal more than now about the social and economic determinants of fertility.
Although people in France consume fatty foods at a rate comparable to the United States, their death rates from heart disease are far lower in France.
Retail sales rose 8/10 of 1 percent in August, intensifying expectations that personal spending in the July-September quarter more than doubled that of the 1.4 percent growth rate in personal spending for the previous quarter.
Leaching, the recovery of copper from the drainage water of mines, as a method of the extraction of minerals, it was well established as early as the eighteenth century, but until about 25 years ago miners did not realize that bacteria take an active part in the process.
The four-million-year-old fossilized skeleton known as Lucy is so small compared with many other skeletons presumed to be of the same species, and so some paleontologists have argued that Lucy represents a different lineage.
【OG18-P513-560题】In virtually any industry, technological improvements increase labor productivity, which is the output ...
【OG18-P174-189题】 If <1, and p and q are positive integers, which of the following must be greater tha...
【OG18-P147-12题】When Leo imported a certain item, he paid a 7 percent import tax on the portion of t...
【OG18-P377-434题】According to the passage, prior to Bergh's study, research on the role of top executives of acquired companies in business acquisition success was limited in ...
【OG18-P377-433题】The passage suggests that Bergh and a proponent of the upper echelons perspective would be most likely to disagree over which of the following?
【OG18-P373-427题】Which of the following statements best describes the function of the last sentence of the passage?
【OG18-P373-426题】The passage suggests that the opposition to banks in the South in the early nineteenth century stemmed in part from the perception that banks
【OG18-P373-425题】The passage suggests that Paul Gilje would be most likely to agree with which of the following claims about the lending practices of the “earliest banks" ?...
【OG18-P372-424题】The passage suggests that the scholars mentioned in the highlighted text would argue that the reason banks tended not to fund manufacturing and transportati...
【OG18-P152-44题】If n is a prime number greater than 3, what is the remainder when is divided by 12?
【OG18-P152-43题】In the figure above, what is the ratio of the measure of angle B to the measure of angle A?
【OG18-P152-46题】The positive two-digit integers x and y have the same digits, but in reverse order. Which of the following must be a factor of x + y?
【OG18-P148-19题】If 893 × 78 = p, which of the following is equal to 893 × 79?
【OG18-P152-47题】In a certain sequence of 8 numbers, each number after the first is 1 more than the previous number. If the first number is −5, how many of the numbers in the sequence ...
【OG18-P148-21题】If the average (arithmetic mean) of the four numbers 3, 15, 32, and (N + 1) is 18,then N =
【OG18-P153-54题】The dial shown above is divided into equal-sized intervals. At which of the following letters will the pointer stop if it is rotated clockwise from S through 1,174 inter...
【OG18-P149-27题】If k2 = m2, which of the following must be true?
【OG18-P154-56题】The graph of the equation xy = k, where k < 0, lies in which two of the quadrants shown above?
【OG18-P150-29题】The figure above shows a path around a triangular piece of land. Mary walked the distance of 8 miles from P to Q and then walked the distance of 6 miles from Q to R. If ...
【OG18-P154-58题】The smaller rectangle in the figure above represents the original size of a parking lot before its length and width were each extended by w feet to make the larger recta...