The information in the passage most strongly implies that, if an astrophysicist built a device exclusively located on Earth's surface that was able to detect gamma rays from space striking the atmosphere, it would
It can be inferred from the passage that if the leaves of a plant were damaged by wind rather than by caterpillars, the parasitic wasps would
It can be inferred that the author sees informal contact between managers and customers as an example of which of the following?
For a consumer product such as a television, careful pricing is a very important aspect of marketing, since pricing an item even slightly too high or too low can seriously
reduce profits. By contrast, voter approval of government projects that benefit the public does not vary with small differences in estimates of their projected cost.
The statements above, if true, best support which of the following as a conclusion?
Mark Twain’s financial troubles stemmed from a lavish lifestyle and poor investments in such a dubious invention as a “patent baby clamp,” designed to prevent infants from
kicking off their blankets, and an extraordinarily complicated and undependable typesetting machine.
The passage most clearly implies that the skeptics mentioned in the third paragraph assume that
I It is said of parasitic forms of life that, although they burden their hosts, they do not kill them, since a parasite cannot survive unless its host does. Mr. Craig's prize-winning lilies, however, were invaded by dodder, a parasitic plant, and every one of the lilies died soon after. Plainly, therefore, a parasite can be deadly.
The argument above depends on which of the following assumptions?
Under United States law, a distinctive package design can be legally protected against copying. Lorex shampoo, a leading brand, is packaged in a triangular-shaped bottle with a gold label. A major pharmacy chain has introduced a similar, less expensive shampoo in similarly shaped bottles with plain black-and-white labels carrying the chain's name. Though the triangular shape is distinctive, the manufacturer of Lorex has not legally challenged its use for the chain's shampoo.
Which of the following, if true, provides the strongest reason for the manufacturer of Lorex not to challenge the chain's use of the triangular package design?
Percy Julian's research on the industrial synthesis erf soybeans Into steroids and the low mator contributions to twentieth-century chemistry
If a committee of 3 men and 3 women is to be selected from a group of 7 men and 7 women, how many different committees are possible choices?
Welleby’s Plan
The water In the underground water table beneath the town of Welleby is moderately saline— 20,000millkjrarns of salt per liter of water (mg/L), or roughly half as saline as ocean water. To lower the level of the water table and thus prevent agricultural land from being inundated with salt water, the town plans to pump water from the table at a rate of 450kiloliters per day (kL/day) into a large shallow pond, allowing much of the water to evaporate. The town plans to divert 10percent of the water pumped from the water table to supplement Us supply of drinking water, which Is currently piped In from great distances. Due to the water's supply, the town intends to construct a desalination plant to treat the diverted water for use as drinking water.
Desalination Types
Comparison
Welleby is deciding among the following three desalination methods.
Reverse Osmosis (RO): Water Is pushed through a membrane, leaving salts behind. RO systems can handle a large range of water flow rates and use relatively little energy. However, RO membranes are expensive and must be replaced every 2 to 5 years. There is also a possibility that bacteria can grow on the membrane. Introducing tastes and odors Into the desalinated water.
Multi-Effect Distillation (MED): Saline water Is heated to produce water vapor, from which Is condensed potable fresh water. This process requires large amounts of energy, regardless of the salinity of the source water. It becomes more cost effective as water volumes increase.
Electrodialysis (ED): Electricity is used to selectively move salts through a membrane. Consumption of energy Is directly proportional to the salinity of the water to be treated, so with higher salinities the process rapidly becomes more costly than other methods. ED membranes need to be replaced every 7 to 10years.
Sales promotions can involve selling a product at a relatively low price or selling the product with a free (or seemingly free) unit of the product, as in "buy one, get one free" campaigns. Research shows that immediately following month-long sales promotions, a postpromotion dip may occur, i.e., sales for the following calendar month may be less than sales for the calendar month preceding the sales promotion.
To increase sales, Storex, a department store, held month-long sales campaigns to promote four of its products. A sales promotion was considered successful if unit sales of the product were at least 10% higher in each of the 2 calendar months immediately following the promotion than In the month preceding it.
Experts have offered explanations for postpromotion dip:
• Explanation I: Many consumers stockpile the product at relatively low cost during the sales promotion.
• Explanation II: "Buy one, get one free" promotions cause some consumers to undervalue the product, making them less likely to buy it following the sales promotion.
• Explanation HI: Many consumers who missed a "buy one, get one free" opportunity may, as a result, develop so-called inaction inertia, i.e., become less likely to buy the product at either the regular or even at a discount price than if the sales promotion had not occurred.
Which one of the following is most strongly supported by the sales data, given the other Information provided?
A meteorite found in the Alan Hills ol Antarctica is only the tenth meteorite known to have originated from Mars and the first one known to be farmed beneath the Martian surface.
Which of the following is the best example of the profound changes in corporate strategy and structure discussed In the second paragraph?
Ann and Bob ran 10 times around a circular path that is 15 feet wide. If Ann ran along the outside edge of the path and Bob along the inside edge, approximately how many more feet did Ann run than Bob ran?
Both high blood cholesterol and lack of exercise are associated with hypertension. One hypothesis—regarding the former association—is that hypertension does not cause high blood cholesterol but that high blood cholesterol does cause hypertension. A second hypothesis—regarding the latter association—is that physical exercise reduces hypertension.
A researcher has proposed a new theory about biochemical interactions in human blood. This theory entails that physical exercise reduces blood cholesterol levels solely as a result of its effects on hypertension. The researcher's theory necessarily_____1_____the first hypothesis if it_____2_____the second hypothesis.
In the table, select a word or phrase to fill in Blank 1 above and a word or phrase to fill in Blank 2, such that the completed sentence makes the most clearly correct statement given the information provided. Make only two selections, one in each column.
Two positive integers, A and B, each yield the same remainder when divided by 4. Furthermore, A is less than IS. In the table, select values for A and 5that are jointly consistent with the given information. Make only two selections, one in each column.
If n is positive integer, which of the following could be equal to (n+1)3 - (n3+1)3?
A)
B)
C)
D)
E)
0
Of the employees at a certain international firm, 40 percent have a business degree and 80 percent speak French. If each employee at the firm either has a business degree or speaks French or both, what percent of the employees who have a business degree afeo speak French?
If x ≠ 0, for which of the following sets of numbers is the average (arithmetic mean) equal to the median?
For a sales promotion, a dog food producer produces packages with 40 percent more dog food than the regular-size package and sells the larger package for the same price as the usual price of the regular-size package. Compared to the regular-size package at its usual price, approximately what percent less is the price per ounce of the larger package of dog food?
The median of 3 positive integers is 5. Is the average (arithmetic mean) of the 3 integers greater than their median?
(1)
The least of the 3 integers is 1.
(2)
The greatest of the 3 integers is 10.
In the standard (x,y) coordinate plane, points (a,b) and (c,d) lie on the graph of y = x2. If ac < 0, what is the y-intercept of the line containing (a,b) and (c,d) ?
(1) d = 9
(2) ac = -3
The level of nitrates was measured and recorded for 10 water samples taken at the bottom of a certain lake and for 10 water samples taken at the surface of the same lake. Was the standard deviation of the measurements from the bottom samples greater than the standard deviation of the measurements from the surface samples?
(1) The least of the measurements from the bottom samples exceeded the greatest of the measurements from the surface samples.
(2) The range of the measurements from the bottom samples was greater than the range of the measurements from the surface samples.
Because of the positive correlation across animal species between body size and home range size, researchers suspected that body size of female mallards (a species of duck) may influence their home range size. The researchers also reasoned that younger females may be forced into less suitable habitats by older females competing with them for optimal areas, with the younger females compensating by having larger home ranges. However, their research supported neither suspicion. The failure to detect variation of range size according to body size may be due to other, undetermined mallard attributes (for example, body condition) that may have been a significant factor affecting home range size. The fact that most yearling females can breed may help to explain why the expected age effect was not confirmed, since home range size may be affected by breeding capability.
The researchers did find, however, that home range size of females was Inversely related to the percentage of the study area composed of seasonal or semipermanent wetlands. This may have been because of reduced competition for breeding space within the species when more of the wetlands were present. They also found home range size to decrease somewhat as the percentage of wood-shrub habitat increased, suggesting that reduction in visual contact among mallard pairs may reduce interaction and thus reduce competition among breeding pairs.
Regarding female mallards, which of the following was a finding of the researchers' study described in the passage?
By the end of next year, analysts have predicted, the widespread use by online businesses of the new security protocols proposed for credit cards.
The laws of the European Union and of its member states must each be clear, up to date, and all work well together.
The graph summarizes data on a sample of 100 automobiles requiring warranty service within one year of purchase. Each automobile required service in exactly one of seven categories. For each category, the frequency\& the number of automobiles in the sample requiring service in that category; the cumulative frequency\s the total number of automobiles in (he sample requiring service in that category or in any of the categories to the left in the graph. In the graph, the frequency scale is on the left and the cumulative frequency scale is on the right.
From each drop-down menu, select the option that creates the most accurate statement based on the information provided.
A company processes boxes that have a number of different dimensions. Based on the dimensions of the boxes, the company classifies all of them In three categories. A, B. and C. The table Ms some examples of boxes, their Dimensions, and their classification categories.
The color red has been shown to induce greater aggression in people than the
color blue, Researchers conducted a study to determine whether such colorinduced aggression could influence the amount that consumers were willing to
pay for an identical product in online auction and online negotiation scenarios.
The researchers photographed a single item against each of four background
colors: blue, gray, white, and red. Using a computer, each participant in the study
viewed the item against exactly one of the four background colors. Half of the
participants were told the item was up for auction and were asked to submit their
highest bid for the item. The other half of the participants were told to negotiate
a price with the seller and were asked to offer the highest amount that they
would be willing to pay for the item.
The researchers expected that participants who viewed the red background
would typically behave more aggressively than those who viewed the blue
background. Among the auction group, the researchers hypothesized that more
aggressive participants would submit higher bids as they tried to beat other
potential bidders. Among the negotiation group, the researchers hypothesized
that more aggressive participants would make lower offers as they tried to
compete against the seller to get the best deal.
For each of the following statements about the researchers' study, select Yes if
that statement accurately reflects the information provided. Otherwise, select No.
A company is considering replacing its periodic offsite face-to-face meetings with ones that can be conducted online In a virtual environment. The company calculated Its costs for each face-Io-face meeting as well as the initial one-time costs necessary to set up online meeting capabilities. Once those capabilities are established, the company incurs negligible additional costs for each subsequent meeting. The graphic shows the one-time cost to the company for the virtual meetings as well as the total costs for the face-to-face meetings. For example, if the company conducted 5 face-to-face meetings, then the total costs to the company for the meetings would be approximately US$20,000.
Morowa: As a general rule, those responsible for harming the environment should be responsible for fixing it. Thus, businesses should pay for and clean up environmental
problems they cause.
Thema: Are the businesses the only ones responsible? Oftentimes, consumers drive businesses to produce products in environmentally damaging ways by primarily
purchasing inexpensive items that disproportionally result in greater environmental harm.
Which of the following, if true, provides the strongest support for Morowa's argument in light of Thema's reply?
In a stadium, 50 percent of all the seats were occupied 30 minutes before the start of a game, and 40 percent of the remaining seats were occupied by the start of the game. What percent of all the seats in the stadium were not occupied by the start of the game?
Sorenson and Audia would most likely agree with which of the following statements about the intrinsic advantages mentioned in the highlighted text?
Medical researcher: A study tracked fluid consumption by thousands of middle-aged peopte for several years. During the study, the people who drank the least fluid were the most Beefy to develop kidney disease. Thus, for such peopte, increasing dairy fluid consumption is likely to prevent the development of kidney disease.
Which of the following, if true, would most weaken the medical researcher's argument?
Journal
The editor of Metathesis, a new academic journal of literature, manages the peer-review of articles submitted for publication. The journal accepts articles focusing on any of three general subject areas: comparative literature, modernist literature, and postcolonial literature.
When an article is submitted, the editor has the article peer-reviewed by exactly three experts, none of whom authored or coauthored the article. The table (see the Reviewers/Authors tab) consists of all the authors or coauthors who have recently submitted articles and all the experts who currently peer-review or have recently peer-reviewed those articles. It also lists the general subject areas for each of the authors and reviewers.
Each author of each submitted article specializes in the general subject area of the article. Moreover, each recently submitted article was peer-reviewed by experts listed in the table.
Review Rules
Suppose that Farkas and Kenyatta were both selected as reviewers for a certain recently submitted article. For each of the following statements, select YesM the statement must be true, based on this supposition and the Information provided. Otherwise, select No.
Which one of the following is the total number of bowls found at Site B that have no Identified artisan?
It can be inferred from the passage that Sorenson and Audia's argument differs in part from the economic explanations mentioned in the highlighted text in that Sorenson and Audia claim that
(1) The telephone company connected 12 calls for the customer to Country B last month.
(2) If the telephone company had no connection fee last month but had charged a per-minute rate that was 20 percent greater than the rate the customer was actually charged, then the total charge fa the customer's calls to Country B last month would have been $90.00.
Researchers studying long-term changes In regional mouse populations have found that by focusing on the populations of a rare but widespread and easily identifiable species of mouse (Species X), they can make fairly accurate estimations about the total regional mouse populations.
In a report on a recent study that Included the data tables that follow, the researchers provided some addenda:
1. The Species X population of Region CV increased by 123,995 between 1990 and 2005.
2. In contrast, the Species X population of Region EW declined by about 52% during that same time.
For each of the following regions, select Ye$\i the region's Species X population decreased from 1960 to 1975 AND the region's total mouse population exceeded 50 million In 1975. Otherwise, select No.
A certain local bakery operates 7 days a week. On Monday of next week, the bakery will begin a new schedule for baking 3 specialty breads. Under the new schedule, millet bread will be baked on Monday of next week and will be baked again every other day thereafter (Wednesday, Friday, and so on). Seven-grain bread will also be baked on Monday of next week, and will be baked again every third day thereafter (Thursday, Sunday, and so on). Pumpernickel bread will be baked on Tuesday of next week and will be baked again every third day thereafter. The schedule will continue indefinitely, and these 3 breads will not be baked at any times other than those specified.
In the table, select First day for none of the J for the day of the week on which, for the first time under the new schedule, none of the 3 specialty breads will be baked; select Second day for none of the 3'forthe day of the week on which, for the second time under the new schedule, none of the 3 specialty breads will be baked. Make only two selections, one in each column.
For each of the four types of rooms in a certain hotel in June of last year, the table shows the number of rooms of that type in the hotel and the total number of nights booked, such that each night on which any given room is booked counts as one night booked. For example, because there were 10 rooms of the Garden Family type and there were 30 nights in June, the greatest possible number of nights booked for rooms of the Garden Family type was 10 multiplied by 30, or 300 (of which a total of 164 nights were actually booked). A room was considered vacant on any night on which it was not booked.
For each of the following room types in June of last year, select Yes if the average (arithmetic mean) number of vacancies (instances of a particular room being vacant on a particular night) per night for rooms of that type was greater than 2. Otherwise, select No.
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