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PREP07 Test 2 PREP08 Test 1	The passage suggests that Twigg believes that rats could not have spread the Black Death unless which of the following were true?
PREP07 Test 2	What is the number of different committees of 4 people that can be selected from a group of 10 people?
PREP07 Test 2	If a > 0, b > 0, and c > 0, is a(b - c) = 0 ?(1) b – c = c - b(2)$$\frac{b}{c}=\frac{c}{b}$$
PREP07 Test 2	Like the great navigators who first sailed around the Earth, to gather information about its size and curvature of its surface, new observations have been made by astronomers that show with startling directness the large-scale geometry of the universe.
PREP07 Test 2	Over the last five years, demand for hotel rooms in Cenopolis has increased significantly, as has the average price Cenopolis hotels charge for rooms. These trends are projected to continue for the next several years. In response to this economic forecast, Centennial Commercial, a real estate developer, is considering a plan to convert several unoccupied office buildings it owns in Cenopolis into hotels in order to maximize its revenues from these properties.Which of the following would it be most useful for Centennial Commercial to know in evaluating the plan it is considering?
PREP07 Test 2	Which of the following statements is most compatible with Kosminsky's approach to history, as it is presented in the passage?
PREP07 Test 2	Are positive integers p and q both greater than n ? (1) p - q is greater than n . (2) q > p
PREP07 Test 2	The table shows the numbers of greeting cards for various occasions sold at a certain store last year. According to the table, for which of the following occasions was the number of cards sold closest to 1/12 of the number of birthday cards sold?
PREP07 Test 2	Besides adding complementary flavors to many foods, hot sauces stimulate the release of endorphins in the brain, just as exercise does, and these have a pain-relieving effect like morphine's.
OG12 OG15 PREP07 Test 2	When demand for a factory`s products is high, more money is spent at the factory for safety precautions and machinery maintenance than when demand is low. Thus the average number of on-the-job accidents per employee each month should be lower during periods when demand is high than when demand is low and less money is available for safety precautions and machinery maintenance.Which of the following, if true about a factory when demand for its products is high, casts the most serious doubt on the conclusion drawn above?
PREP07 Test 2 PREP08 Test 1	The "silver lining to the Black Death" (the highlighted text) refers to which of the following?
PREP07 Test 2	What is the value of $$xy$$?(1)$$y=x+1$$(2)$$y={x}^{2} + 1$$
PREP07 Test 2	If the operation @ is defined for all positive integers x and w by x @ w = $$(2^x)\over(2^w)$$ , then (3 @ 1) @ 3 =
PREP07 Test 2	Unlike the steam locomotive, which required an hour or two of firing up before it was possible to move under its own power, nearly full power could be summoned almost instantly from the cold engine of a diesel locomotive.
PREP07 Test 2 GWD	It is illegal to advertise prescription medications in Hedland except directly to physicians, either by mail or in medical journals. A proposed law would allow general advertising of prescription medications. Opponents object that the general population lacks the specialized knowledge to evaluate such advertisements and might ask their physicians for inappropriate medications. But since physicians have the final say as to whether to prescribe a medication for a patient, inappropriate prescriptions would not become more common.Which of the following would it be most useful to establish in order to evaluate the argument?
PREP07 Test 2 PREP08 Test 1	In the passage, the author is primarily concerned with
PREP07 Test 2	A group of paleontologists recently announced that a site in Utah has yielded fossils of some of the biggest armored dinosaurs ever found, and that they were at least 25 million years older than any similar dinosaur type previously found in North America.
PREP07 Test 2	If ax + b = 0, is x > 0 ? (1) a + b > 0 (2) a - b > 0
PREP07 Test 2	If x = kc and y = kt, then y - x =
PREP07 Test 2	Traveler: Southern Airways has a far worse safety record than Air Dacentaria over the past few years, in terms of both the frequency of accidents and the severity of accidents. Therefore, although Air Dacentaria is slightly more expensive, I will choose it over Southern Airways for my flight from Pederton to Dacenta, since it is worth paying extra to have a safer flight.Which of the following, if true, casts the most serious doubt on the traveler's argument?