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

按指定内容搜索

搜索结果共715条

来源	题目内容
PREP07 Test 1	A list of measurements in increasing order is 4, 5, 6, 8, 10, and x. If the median of these measurements is 6/7 times their arithmetic mean, what is the value of x ?
PREP07 Test 1	Simply because they are genetically engineered does not make it any more likely for plants to become an invasive or persistent weed, according to a decade-long study published in the journal Nature.
PREP07 Test 1	If the average (arithmetic mean) of the 4 numbers n+2, 2n - 3, 4n + 1, and 7n + 4 is 15, what is the value of n?
PREP07 Test 1	What is the value of x ?(1) y - x = y - 6(2) x + 2y = 10
PREP07 Test 1	In Britain, "pig" refers to any member of the class of domestic swine, but the United States uses the term when referring only to younger swine not yet ready for market and weighing less than 82 kilograms (180 pounds).
PREP07 Test 1	What is the number of members of Club X who are at least 35 years of age?(1)Exactly $$\frac3 4$$ of the members of Club x are under 35 years of age.(2)The 64 women in Club x constitute 40 percent of the club's membership.
PREP07 Test 1	Two water pumps, working simultaneously at their respective constant rates, took exactly 4 hours to fill a certain swimming pool. If the constant rate of one pump was 1.5 times the constant rate of the other, how many hours would it have taken the faster pump to fill the pool if it had worked alone at its constant rate?
PREP07 Test 1	Even though it was not illegal for the bank to share its customers' personal and financial information with an outside marketing company in return for a commission on sales, the state's attorney general accused the bank of engaging in deceptive business practices by failing to honor its promise to its customers to keep records private.
PREP07 Test 1	What was Jean's insurance premium in 1995 ?(1) The ratio of Jean’s insurance premium in 1995 to her insurance premium in 1994 was $$\frac{6}{5}$$.(2) Jean’s insurance premium in 1995 was 20 percent more than her insurance premium in 1994.
PREP07 Test 1	If a certain sample of data has a mean of 20.0 and a standard deviation of 3.0, which of the following values is more than 2.5 standard deviations from the mean?
PREP07 Test 1	Officials at the United States Mint believe that the Sacagawea dollar coin will be used more as a substitute for four quarters rather than for the dollar bill because its weight, only 8.1 grams, is far less than four quarters, which weigh 5.67 grams each.
PREP07 Test 1	A combined total of 55 lightbulbs are stored in two boxes; of these, a total of 7 are broken. If there are exactly 2 broken bulbs in the first box, what is the number of bulbs in the second box that are not broken?(1) In the first box, the number of bulbs that are not broken is 15 times the number of broken bulbs. (2) The total number of bulbs in the first box is 9 more than the total number of bulbs in the second box.
PREP07 Test 1	In the figure above, equilateral triangle ABC is inscribed in the circle. If the length of arc ABC is 24, what is the approximate diameter of the circle?
PREP07 Test 1	Women are expected to be the majority of students entering law school this fall, a trend ultimately placing more women in leadership positions in politics and business.
PREP07 Test 1	Three friends rented a car for a week and divided the cost equally. What was the total cost of renting the car?(1)If the three friends had kept the car for a second week, they could have obtained the two-week rate, which was 1.5 times the cost of a one-week rental.(2)If a fourth friend had joined the three friends and the cost had been divided equally among the four friends, the cost to each of the original three would have been reduced by $15.
PREP07 Test 1	In the arithmetic sequence $${t}_{1}$$, $${t}_{2}$$, $${t}_{3}$$, ..., $${t}_{n}$$,..., $${t}_{1}= 23$$ and $${t}_{n} = {t}_{n-1}- 3$$ for each $$n > 1$$. What is the value of n when $${t}_{n}=-4$$ ?
PREP07 Test 1	According to a new report by the surgeon general, women with less than a high school education had three times the likelihood that they would begin smoking as women who went to college.
PREP07 Test 1	If $$R = 1 + 2xy + x^2y^2$$, what is the value of xy ?(1) R = 0(2) x > 0
PREP07 Test 1	Last year, a certain public transportation system sold an average (arithmetic mean) of 41,000 tickets per day on weekdays (Monday through Friday) and an average of 18,000 tickets per day on Saturday and Sunday. Which of the following is closest to the total number of tickets sold last year?
PREP07 Test 1	The discovery of glass being expandable and able to be shaped by human breath revolutionized glassworking to such an extent that today "glassblowing" has become the generic term for all glassworking, whether the glass is blown or formed by other techniques.