Manhattan是GMAT备考辅助题库，能帮助考生从不同的角度更全面理解考试，掌握更多考试技巧。 因为是非官方题源，因此建议考生作为辅助使用。
576
题目总数
17968
做题总人数
70.2%
平均准确率
Discouraged by new data that show increases in toxic emissions from domestic factories, searches for alternative investment opportunities are being conducted by shareholders of the nation`s leading manufacturing companies.
来源：Manhattan 61人已做 650难度 70.5%正确率
Since the Italian government began a crackdown on the black market in the 1970's, the amount of looted antiquities smuggled out of Italy dropped by a 50 percent decline.
来源：Manhattan 31人已做 600难度 83.9%正确率
Unlike lions and tigers, which can be roaring by causing its hyoid bones to vibrate, domestic cats have fixed hyoid bones and are therefore unable to roar.
来源：Manhattan 41人已做 650难度 68.3%正确率
Human activity on the continent of Antarctica is regulated by the Antarctic Treaty, which was signed in 1959 by 12 countries and prohibits any military activity, supports scientific research, and is giving protection to the continent's ecozone.
来源：Manhattan 47人已做 650难度 66%正确率
On any city street in today's world one will encounter more women who wear pants than skirts, yet, just two or three generations ago, when police forced actress Marlene Dietrich to leave Paris in 1945, for she had dared to wear pants on the street.
来源：Manhattan 30人已做 其他难度 66.7%正确率
Although amyotrophic lateral sclerosis, or ALS, typically causes death within 3 to 5 years of the onset of symptoms, on average, the famous physicist Stephen Hawking has defied the odds, in contrast, by living more than 40 years after his initial diagnosis.
来源：Manhattan 38人已做 680难度 63.2%正确率
The recent global boom in the market price for scrap steel and aluminum leads to a sudden rise in the theft of everyday metal objects like manhole covers, guard rails, and empty beer kegs.
来源：Manhattan 27人已做 其他难度 81.5%正确率
Red-light cameras, originally implemented in an attempt at increasing the safety of intersections, have been precisely the opposite: drivers are afraid of expensive citations and often brake suddenly as they approach camera-equipped intersections, so they cause rear-end accidents.
来源：Manhattan 28人已做 其他难度 57.1%正确率
Parents are concerned not only with finding good schools for their children, but they have to know what makes one better than another.
来源：Manhattan 26人已做 其他难度 88.5%正确率
In preparation for the cold winter months, during the summer, it was the usual custom for prehistoric people to gather and preserve, with smoke or by salting it, as much meat as they could.
来源：Manhattan 27人已做 其他难度 88.9%正确率
Some species of Arctic birds are threatened by recent sharp increases in the population of snow geese, which breed in the Arctic and are displacing birds of less vigorous species. Although snow geese are a popular quarry for hunters in the southern regions where they winter, the hunting season ends if and when hunting has reduced the population by five percent, according to official estimates. Clearly, dropping this restriction would allow the other species to recover. Which of the following, if true, most seriously undermines the argument?
A share of company P is 20 percent more expensive than a share of company Q. What is the ratio of the total value of shares outstanding of company Q to the total value of shares outstanding of company P?(1)The trading volume of shares of company Q is 25 percent more than that of company P.(2) The value of shares outstanding of company Q is $6,000,000 and the value of shares outstanding of company P is $8,000,000.
A fraternity wants to enroll members of the college rowing team as members. The result of the fraternity's effort to recruit new members from the rowing team exceeds the fraternity's expectation by 20 percent. Assuming that the rowing team admits only males, what is the total number of people on the rowing team?(1) The goal was to enroll 15 percent of the members of the rowing team.(2) The number of rowing team members enrolling as new fraternity members was 40.
The letters C, I, R, C, L and E can be used to form 6-letter strings such as CIRCLE or CCIRLE. Using these letters, how many different 6-letter strings can be formed in which the two occurrences of the letter C are separated by at least one other letter?
The cost of each adult's ticket for a certain concert was $30, and the cost of each child's ticket for the concert was $24. If Hannah purchased tickets for this concert, what was the average (arithmetic mean) cost per ticket?(1) Hannah purchased twice as many children's tickets as adults' tickets.(2) Hannah purchased 4 children's tickets.
If the prime numbers p and t are the only prime factors of the integer m, is m a multiple of p2 t ?(1) m has more than 9 positive factors.(2) m is a multiple of p3 .
If m and r are two numbers on a number line, what is the value of r ?(1) The distance between r and 0 is 3 times the distance between m and 0 .(2) 12 is halfway between m and r.
If t is a positive integer and r is the remainder when t2 + 5t + 6 is divided by 7, what is the value of r ?(1) When t is divided by 7, the remainder is 6.(2) When t2 is divided by 7, the remainder is 1.
If n is a positive integer and r is the remainder when n2 - 1 is divided by 8, what is the value of r ?(1) n is odd.(2) n is not divisible by 8.
If n is an integer between 2 and 100 and if n is also the square of an integer, what is the value of n ?(1) n is even.(2) The cube root of n is an integer.
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