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OG12 OG15 OG16 OG17	The authors' study indicates that, in comparison with the outermost regions of a typical spiral galaxy, the region just outside the nucleus can be characterized as having
OG12 OG15 OG16 OG17 GWD PREP08 Test 2 OG18 OG19 OG20 OG2022	Mauritius was a British colony for almost 200 years, excepting for the domains of administration and teaching, the English language was never really spoken on the island.
OG12 OG15 OG16 OG17	The authors' suggestion that "as much as 90 percent of the mass of the universe is not radiating at any wavelength with enough intensity to be detected on the Earth" (highlight text) would be most weakened if which of the following were discovered to be true?
OG12 OG15 OG16 OG17 GWD OG18 OG19 OG20 OG2022	Scientists typically do their most creative work before the age of forty. It is commonly thought that this happens because aging by itself brings about a loss of creative capacity. However, studies show that of scientists who produce highly creative work beyond the age of forty, a disproportionately large number entered their field at an older age than is usual. Since by the age of forty the large majority of scientists have been working in their field for at least fifteen years, the studies' finding strongly suggests that the real reason why scientists over forty rarely produce highly creative work is not that they have aged but rather that scientists over forty have generally spent too long in their field.In the argument given, the two portions in boldface play which of the following roles?
OG12 OG15 OG16 OG17 OG18 OG19 OG20	In the figure, points A, B, C, D, and E lie on a line. A is on both circles, B is the center of the smaller circle, C is the center of the larger circle, D is on the smaller circle, and E is on the larger circle. What is the area of the region inside the larger circle and outside the smaller circle?(1)AB = 3 and BC =2(2)CD =1 and DE = 4
OG12	If n is positive, which of the following is equal to $$\frac{1}{\sqrt{n+1}-\sqrt{n}}$$
OG12 OG15	George Sand (Aurore Lucile Dupin) was one of the first European writers to consider the rural poor to be legitimate subjects for literature and portray these with sympathy and respect in her novels.
OG12 OG15 OG16	An employee is paid 1.5 times the regular hourly rate for each hour worked in excess of 40 hours per week, excluding Sunday, and 2 times the regular hourly rate for each hour worked on Sunday. How much was the employee paid last week?(1)The employee's regular hourly rate is $10.(2)Last week the employee worked a total of 54 hours but did not work more than 8 hours on any day.
OG12 OG15 OG16 OG17	It can be inferred from information presented in the passage that if the density of the universe were equivalent to significantly less than three hydrogen atoms per cubic meter, which of the following would be true as a consequence?
OG12 OG15 OG16 OG17	The ratio of the length to the width of a rectangular advertising display is approximately 3.3 to 2. If the width of the display is 8 meters, what is the approximate length of the display, in meters?
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022	The World Wildlife Fund has declared that global warming, a phenomenon most scientists agree to be caused by human beings in burning fossil fuels, will create havoc among migratory birds by altering the environment in ways harmful to their habitats.
OG12 OG15 PREP07 Test 2	Northern Air has dozens of flights daily into and out of Belleville Airport, which is highly congested. NorthernAir depends for its success on economy and quick turnaround and consequently is planning to replace its largeplanes with Skybuses, whose novel aerodynamic design is extremely fuel efficient. The Skybus' fuel efficiency results in both lower fuel costs and reduced time spent refueling.Which of the following, if true, could present the most serious disadvantage for Northern Air in replacing their large planes with Skybuses?
OG12 OG15 GWD	It is true of both men and women that those who marry as young adults live longer than those who never marry. This does not show that marriage causes people to live longer, since, as compared with other people of the same age, young adults who are about to get married have fewer of the unhealthy habits that can cause a person to have a shorter life, most notably smoking and immoderate drinking of alcohol.Which of the following, if true, most strengthens the argument above?
OG12 OG15 OG16 OG17	The authors propose all of the following as possibly contributing to the "missing matter" in spiral galaxies EXCEPT
OG12 OG15 OG16	What was the revenue that a theater received from the sale of 400 tickets, some of which were sold at the full price and the remainder of which were sold at a reduced price?(1)The number of tickets sold at the full price was $$\frac1 4$$of the total number of tickets sold.(2)The full price of a ticket was $25.
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022	Which of the following is equivalent to the pair of inequalities x + 6>10 and $$x-3\le5$$
OG12 OG15	New theories propose that catastrophic impacts of asteroids and comets may have caused reversals in the Earth's magnetic field, the onset of ice ages, splitting apart continents 80 million years ago, and great volcanic eruptions.
OG12 OG15	The earliest Mayan pottery found at Colha, in Belize, is about 3,000 years old. Recently, however, 4,500-year-old stone agricultural implements were unearthed at Colha. These implements resemble Mayan stone implements of a much later period, also found at Colha. Moreover, the implements' designs are strikingly different from the designs of stone implements produced by other cultures known to have inhabited the area in prehistoric times. Therefore, there were surely Mayan settlements in Colha 4,500 years ago.Which of the following, if true, most seriously weakens the argument?
OG12 OG15 OG16 OG17 GWD OG18 OG19 OG20 OG2022	The primary purpose of the passage is to
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022	David has d books, which is 3 times as many as Jeff and $$\frac{1}{2}$$ as many as Paula. How many books do the three of them have altogether, in terms of d