搜索结果 | GMAT考满分，百万出国党的口碑之选。

GMAT考满分·题库

收录题目9362道

搜索结果共14465条

来源	题目内容
Ready4	Each of the $50$ ice pops in a box is red, purple, or orange. Cherry and strawberry flavored ice pops are red, grape flavored ice pops are purple, and orange flavored ice pops are orange. If one ice pop is selected at random from the box, what is the probability that the selected ice pop will be grape flavored or orange flavored? (1) The probability that the ice pop will be purple is $0.24$ . (2) The probability that the ice pop will be red is $0.64$ .
Ready4	A deck of 52 red cards contain 26 blank cards and 26 cards each with a letter from A to Z. A deck of 65 blue cards contain 39 blank cards and 26 cards each with a letter from A to Z. If one red card and one blue card are selected at random, what is the probability that both cards will have the same letter?
Ready4	Unlike the roads of the Etruscans, which were made predominantly through repeated use, an assumption of longevity was demonstrated throughout ancient Rome: with cobblestone surfaces built to connect cities indefinitely, internally and externally, without reliance on regular usage.
Ready4	Like the large tracts of unbroken forest that the pileated woodpecker requires to both feed and nest year-round as a non-migrating species, the woodpeckers disappearing in the eastern United States is a consequence of suburban commercial developments and of the introduction of invasive species.
Ready4	The observations garnered from two independent research studies corroborate the theory that crows have a tremendous intellectual capacity; the studies show crows as capable of understanding basic causal relationships—a capacity that puts them on the same level as a human seven-year-old—and to create independently their own tools.
Ready4	According to mathematical scholars, the ancient conception of the number zero was not the same as the numerical quantity we know today, but was more likely to arise as a type of placeholder to differentiate numbers like ten and one hundred from one another.
Ready4	Researchers of the Antikythera mechanism claim the retrieval of this ancient Greek analog computer dating to circa 205–100 B.C.E. suggest their development of complex gear systems, the demonstration of meticulous workmanship, and achievement of remarkably exact and accurate calculations happened several centuries, almost a millennium, before a European device of similar complexity appeared.
Ready4	In spite of the growing number of countries committing to limits on production of greenhouse gases and dumping of toxic chemicals, the decrease in atmospheric emissions and polluted bodies of water have not accelerated to a proportional degree.
Ready4	Not fewer than 41 feet deep and 31 feet across, but it spanned a critical 48 miles of dense and treacherous Central American jungle, the Panama Canal linked the Pacific and Atlantic Oceans, creating a vital passage for international maritime trade as well as significantly safer oceanic travel.
Ready4	As an artist and, more meaningfully, as a teacher of painting and drawing, Fernand Cormon was one of the most transformative artists of the twentieth century, who taught several artists including Henri de Toulouse-Lautrec and Vincent van Gogh.
Ready4	Consumers are often disappointed by the bland taste of the fruits and vegetables found at most supermarket chains. A professor in Florida recently developed a new type of tomato that a panel of 500 experts ranked the best tomato they had ever tasted. However, consultants concluded that selling the new tomato, which is smaller than other tomato varieties, would not result in increased revenues for supermarket chains. Which of the following, if true, does most to justify the consultants’ conclusion?
Ready4	The purple skydrop is a rare type of flower. It is star-shaped and is pollinated primarily by black-winged sparrows. Because it requires direct sunlight, its range in the past has been limited to a few open meadows within Sylvan State Forest. Recently, however, hundreds of trees in Sylvan Forest were destroyed by a blight and were removed by park rangers. If the blight continues to spread, it is probable that the range of the purple skydrop will expand into the new open meadows created by the removal of the trees. Which of the following, if true, most seriously weakens the argument?
Ready4	A chemical spill in Oak City that took place in February tainted the drinking water of nearby communities. Some scientists claim that, because underground aquifers are interconnected, more distant water supplies are also at risk of contamination. This claim is not undermined by the fact that a careful study of the regional water table that same month detected no increase in contaminant levels beyond the immediate vicinity of Oak City, because _______.
Ready4	The Strongbridge Hardwood Company is a major employer in the Strongbridge area. New environmental regulations have recently made it so expensive for companies to log in the area that the Strongbridge Hardwood Company will have to move its operations to another state if it does not receive the financial assistance it has requested from the local government. In order to prevent a dramatic increase in local unemployment, the Strongbridge government is considering granting the company’s request. Which of the following would be most important for the Strongbridge company to determine before making the decision?
Ready4	Dengue fever, a viral disease, is common in humid, tropical climates, and it has become more prevalent as flooding has expanded the habitat of the mosquitoes that are the virus’s carriers for much of its life cycle.
Ready4	Meteorologists announced that the severe weather warning would remain in effect because no perceptive reduction in the strength of the hurricane occurred after it made landfall earlier that day.
Ready4	The author mentions saloons in in order to
Ready4	On the circle above with center $O$ , the length of arc $PQR$ is $12 \pi$ . What is the circumference of the circle?
Ready4	What is the value of $s^2-t^2$ ? (1) $(s+t)(s-t)=3$ (2) $s-t=1$
Ready4	People who consume caffeine within six hours of going to sleep are shown to have less restful sleep than those who abstain from caffeine. Short daytime naps usually improve performance and alertness in adults. However, study subjects who consume caffeine immediately before a short afternoon nap performed better on tests and felt more alert after the nap than others who simply took naps. Which of the following, if true, best reconciles the apparent discrepancy described above?