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OG12 OG15 OG16 OG17 OG18 OG19	It can be inferred from the passage that the isotope record taken from ocean sediments would be less useful to researchers if which of the following were true?
OG12 OG15 OG16 OG17 GWD	Community activist: If Morganville wants to keep its central shopping district healthy, it should prevent the opening of a huge SaveAll discount department store on the outskirts of Morganville. Records from other small towns show that whenever SaveAll has opened a store outside the central shopping district of a small town, within five years the town has experienced the bankruptcies of more than a quarter of the stores in the shopping district.The answer to which of the following would be most useful for evaluating the community activist`s reasoning?
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022	Combining enormous physical strength with higher intelligence, the Neanderthals appear as equipped for facing any obstacle the environment could put in their path, but their relatively sudden disappearance during the Paleolithic era indicates that an inability to adapt to some environmental change led to their extinction.
OG12 OG15 OG16 OG17 OG18 OG19	According to the passage, which of the following is true of the ratios of oxygen isotopes in ocean sediments?
OG12 OG15	If m is an integer, is m odd?(1)$$\frac m 2$$ is not an even integer.(2)m - 3 is an even integer.
OG12	If r = 0.345, s = $$({0.345})^{2}$$, and t =$$\sqrt{0.345}$$, which of the following is the correct ordering of r, s, and t ?
OG12 OG15 PREP07 Test 2	In comparison to the standard typewriter keyboard, the EFCO keyboard, which places the most-used keys nearest the typist`s strongest fingers, allows faster typing and results in less fatigue. Therefore, replacement of standard keyboards with the EFCO keyboard will result in an immediate reduction of typing costs.Which of the following, if true, would most weaken the conclusion drawn above?
OG12 OG15	A 1972 agreement between Canada and the United States reduced the amount of phosphates that municipalities had been allowed to dump into the Great Lakes.
OG12	A total of n trucks and cars are parked in a lot. If the number of cars is $$\frac1 4$$ the number of trucks,and $$\frac2 3$$ of the trucks are pickups, how many pickups, in terms of n, are parked in the lot?
OG12 OG15 OG16 OG17 OG18 OG19	It can be inferred from the passage that precipitation formed from evaporated ocean water has
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022	In the past the country of Malvernia has relied heavily on imported oil. Malvernia recently implemented a program to convert heating systems from oil to natural gas. Malvernia currently produces more natural gas each year than it uses, and oil production in Malvernian oil fields is increasing at a steady pace. If these trends in fuel production and usage continue, therefore, Malvernian reliance on foreign sources for fuel is likely to decline soon.Which of the following would it be most useful to establish in evaluating the argument?
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022	What is the area of triangular region ABC above?(1)The product of BD and AC is 20.(2)x = 45
OG12 OG15 OG16	A proposal has been made to trim the horns from rhinoceroses to discourage poachers; the question is whether tourists will continue to visit game parks and see rhinoceroses after their horns are trimmed.
OG12	In the xy-plane, the line with equation ax + by + c = 0, where $$abc \neq 0$$, has slope$$\frac{2}{3}$$. What is the value of b?(1) a = 4(2) c = −6
OG12 OG15 OG16 OG17 OG18	At least $$\frac{2}{3}$$ of the 40 members of a committee must vote in favor of a resolution for it to pass. What is the greatest number of members who could vote against the resolution and still have it pass?
OG12 OG15 OG16 OG17 OG18 OG19	It can be inferred from the passage that calcium carbonate shells
OG12 OG15 PREP07 Test 1	An overly centralized economy, not the changes in the climate, is responsible for the poor agricultural production in Country X since its new government came to power. Neighboring Country Y has experienced the same climatic conditions, but while agricultural production has been falling in Country X, it has been rising in Country Y.Which of the following, if true, would most weaken the argument above?
OG12 GWD PREP08 Test 2	Retailers reported moderate gains in their November sales, as much because of their sales of a year earlier being so bad as that shoppers were getting a head start on buying their holiday gifts.
OG12	If m, p, and t are positive integers and m < p < t, is the product mpt an even integer?(1)t - p = p - m(2)t - m = 16
OG12 OG15 OG16 OG17 OG18	In the Johnsons' monthly budget, the dollar amounts allocated to household expenses, food, and miscellaneous items are in the ratio 5:2:1, respectively. If the total amount allocated to these three categories is $1,800, what is the amount allocated to food?