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GMAT、gmat题库、gmat模考、gmat考满分The graph displays data points corresponding to the number of students in a university campus and the number of student-organized events held per 100 students in one academic calendar year. All information present represents events that occurred during the last school year beginning in September. The dashed line runs through points (0,0) and (35,240). A total of 35 universities were surveyed.Use the drop-down menus to fill in the blanks in each of the following statements based on the information given by the graph.A) The number of universities that had at least 20 student-organized events per 100 students is aboutof the total number of universities surveyed.B) The dashed line has a slope that isthe slope of the regression line.
GI The graph shows the estimated year-end population for the 3 most populous territories in Nation X in 5 selected years. The estimated year-end population of Nation X was 17,000,000 in 1990 and 22,500,000 in 2010.GMAT、gmat题库、gmat模考、gmat考满分For each drop-down menu, selected the option that creates the most accurate statement based on the information provided.The increase in the estimated year-end population of Territory C from 1990 to 2010 accounts for approximately % of the increase in the estimated year-end population of Nation X over the same period.In 2010, the estimated total year-end population of the 3 territories was of the estimated year-end population of Nation X.
On an aerial photograph, the surface of a pond appears as circular region of radius $$\frac7 {16}$$ inch. If a distance of 1 inch on the photograph corresponds to an actual distance of 2 miles, which of the following is the closest estimate of the actual surface area of the pond, in square miles?
PREP07 Test 1 For a finite sequence of nonzero numbers, the number of variations in sign is defined as the number of pairs of consecutive terms of the sequence for which the product of the two consecutive terms is negative. What is the number of variations in sign for the sequence 1, -3, 2, 5, -4, -6 ?
The ratio of South Korean aircraft to North Korean aircraft was 1 to 3. After the North announced it would acquire nuclear weapons, the U.S. transferred 60 aircraft to South Korea. Then, the ratio became 3 to 5. What was the total number of the aircraft on the Korean peninsula after the U.S. aircraft transfer?
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In a "smart" home, security systems, heating units, televisions, and washing machines are all networked, and the homeowner can send commands by phone to each appliance, which thereby activates or deactivates that unit as desired.
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A company will select 1 of 8 eligible employees to work its second shift and 2 of 12 eligible employees to work its third shift. If none of the employees is eligible to work both shifts, how many different sets of 3 employees are there to work these shifts?
OG19-数学分册 A square wooden plaque has a square brass inlay in the center, leaving a wooden strip of uniform width around the brass square. If the ratio of the brass area to the wooden area is 25 to 39, which of the following could be the width, in inches, of the wooden strip? I. 1 II. 3 Ill. 4
Departments A, B, and C have 10 employees each, and department D has 20 employees. Departments A, B, C, and D have no employees in common. A task force is to be formed by selecting 1 employee from each of departments A, B, and C and 2 employees from department D. How many different task forces are possible?
David is hiking the Appalachian Trail, which is 2100 miles long. He plans to go into town to call home once he has hiked more than 20 percent of the total distance. If David has already hiked 1 percent of the trail, what is the minimum number of additional miles that he must hike before he goes into town?
OG18-数学分册 David used part of $100,000 to purchase a house. Of the remaining portion, he invested $$\frac{1}{3}$$ of it at 4 percent simple annual interest and $$\frac{2}{3}$$ of it at 6 percent simple annual interest. If after a year the income from the two investments totaled $320, what was the purchase price of the house?
OG19-数学分册 A school club plans to package and sell dried fruit to raise money. The club purchased 12 containers of dried fruit, each containing $$16\frac{3}{4}$$ pounds. What is the maximum number of individual bags of dried fruit, each containing $$\frac{1}{4}$$ pounds, that can be sold from the dried fruit the club purchased?
OG19-数学分册 The "prime sum" of an integer n greater than 1 is the sum of all the prime factors of n, including repetitions. For example, the prime sum of 12 is 7, since 12 = 2 x 2 x 3 and 2 + 2 + 3 = 7. For which of the following integers is the prime sum greater than 35 ?
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In some pockets of Central America, the pharmacist's role is often played by the physician, who not only prescribes the necessary treatment for patients and also prepares their medicine should the patient need any.
190603 K equals to 1 plus the product of all prime numbers from 2 to 29, inclusive, which of the following statement about k is true?
I. k can be divisible by prime numbers within 2-29
II. k is divisible by 30
III. k can be divisible by a prime number greater than 29
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If a freight train travels at an average speed of 30 mph, it will arrive at its destination 1.5 hours late. If the train instead travels at an average speed of 45 mph, it will arrive 1 hour early. At what average speed, in miles per hour, should the train travel in order to arrive at its destination exactly on time?
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The bone structure of bird-hipped dinosaurs, having pubic bones which point downward and toward the tail, help explain why paleontologists believe that they evolved independently of other dinosaurs.
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Whereas in genetic mutation by insertion extra base pairs are inserted into the DNA, in mutation by substitution one base in the sequence is replaced with another.
Ready4 At the beginning of the 17th century, medical practice in England was divided between the physician, who was seen as elite and usually held a university degree, with the surgeon, who was typically hospital-trained and did an apprenticeship.
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A square mirror has a square wooden frame of uniform width surrounding it. If the ratio of the area of the mirror to the area of the wooden frame is 25 to 24, which of the following could be the width, in inches, of the wooden frame?

  I. 1

 II. 2

III. 5