问题：单选题Approximately $120 billion in venture capital is estimated as having poured into technology stocks during the late 1990s, creating a valuation bubble that burst in 2000.A Approximately $120 billion in venture capital is estimated as having poured into ...
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问题：问答题If C=5r/(2s) and s≠0, what is the value of C? (1) r=4s (2) r=2/5...
问题：问答题Is 34x5? (1) x20 (2) x5...
问题：单选题The gap in the ozone hole over the North Pole can expand each summer enough, that it exposes regions as far south as Sweden by heightened UV radiation, also increasing rates of skin cancer in the northern regions by as much as 50 percent.A that it expo...
问题：单选题Rising tides of unemployment claims across the state has led the governor to declare the economy to be in a state of emergency.A Rising tidesB Because the rising tideC The tide is risingD The rising tideE The rising of the tide...
问题：单选题The main purpose of this passage is to ______.A Trace the historical progression of tea from its origins to the present day.B Give brief highlights from the history of the cultivation of tea.C Provide an anecdotal account how tea became a drink.D Highl...
问题：单选题Although many people would not believe it, the mosquito is actually the most dangerous animal in Africa. While the bite of the black mamba is invariably lethal when untreated, this dreaded snake kills only a few dozen people per year. Hippopotami, with...
问题：单选题If one title is selected at random out of the total inventory, the chance that the title is available in print as either a paperback or hardcover or both is ______.A 5 out of 30B 7 out of 30C 18 out of 30D 23 out of 30...
问题：问答题Is s=r? (1) s2=r2 (2) s is positive....
问题：单选题Because a rockslide had blocked much of the passage, the spelunking team was not able of exploring the full extent of the cave.A the spelunking team was not able of exploring the full extent ofB the full extent was not able to be explored by the spelun...
问题：单选题A study by a group of dentists has concluded that regular use of a certain brand of mouthwash is as effective as flossing in preventing gum disease. The mouthwash company has released a television ad suggesting that people who do not like flossing can ...
问题：单选题If 7/x+2/y=7 and xy=4, then 7y+2x= ______.A 28B 14C 7/4D 4/77E 2/7...
问题：单选题The author’s tone can best be described as which of the following?A Angry and subjectiveB Calm and objectiveC Analytic and ambivalentD Grim and self-satisfiedE Tentative and biased...
问题：问答题A rectangle is equal in area to a square with sides of length 12. Is the diagonal of the rectangle greater in length than 20? (1) The rectangle has a length of 16. (2) The rectangle has a width of 9....
问题：问答题Is y between 1 and 2, exclusive? (1) y2 is less than y (2) y2+y is between 1 and 2, exclusive...
问题：单选题The author most likely mentions James Joyce’s childhood, family, and education to serve what purpose?A To suggest that he had to write in order to make a livingB To suggest that he became a writer because of his father’s influenceC To provide the backg...
问题：单选题The population of peregrine falcons declined rapidly during the 1950’s and 1960’s and reached an all-time low in the early 1970’s. The decline was attributed by scientists to the widespread use of the pesticide DDT in rural areas. Which of the followi...
问题：单选题If the set S is composed of the following numbers {99, 100, 100, 105, 106, 116, 123}, which of the following is largest?A The average (arithmetic mean) of set SB The median of set SC The mode of set SD The range of set SE The standard deviation of set ...
问题：单选题A group of hikers is planning a trip that will take them up a mountain using one route and back down using another route. They plan to travel down the mountain at a rate of one and a half times the rate they will use on the way up, but the time each ro...
问题：问答题Two cyclists are racing up a mountain at different constant rates. Cyclist A is now 50 meters ahead of cyclist B. How many minutes from now will cyclist A be 150 meters ahead of cyclist B? (1) 5 minutes ago, cyclist A was 200 meters behind cyclist B. ...
