Q7 for similar cars and drivers automobile insurance

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Q7: For similar cars and drivers, automobile insurance for collision damage has always cost more in Greatport than in Fairmont. Police studies, however, show that cars owned by Greatport residents are, on average, slightly less likely to be involved in a collision than cars in Fairmont. Clearly, therefore, insurance companies are making a greater profit on collision-damage insurance in Greatport than in Fairmont. Which of the following is an assumption on which the argument depends? A. Repairing typical collision damage does not cost more in Greatport than in Fairmont. B. There are no more motorists in Greatport than in Fairmont. C. Greatport residents who have been in a collision are more likely to report it to their insurance company than Fairmont residents are. D. Fairmont and Greatport are the cities with the highest collision-damage insurance rates. E. The insurance companies were already aware of the difference in the likelihood of collisions before the publication of the police reports. Answer: ------------------------------------------------------------------------------------------------------------ Q8: Sulfur dioxide, a major contributor to acid rain, is an especially serious pollutant because it diminishes the respiratory system’s ability to deal with all other pollutants. ------------------------------------------------------------------------------------------------------------ Q9: 3
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Although exposure to asbestos is the primary cause of mesothelioma, a slow-developing cancer, researchers believe that infection by the SV40 virus is a contributing cause, since in the United States 60 percent of tissue samples from mesotheliomas, but none from healthy tissue, contain SV40. SV40 is a monkey virus; however, in 1960 some polio vaccine was contaminated with the virus. Researchers hypothesize that this vaccine was the source of the virus found in mesotheliomas decades later. Which of the following, if true, most strongly supports the researchers’ hypothesis? ------------------------------------------------------------------------------------------------------------ Q10 to Q13: One proposal for pre- serving rain forests is to promote the adoption of Line new agricultural technolo- (5) gies, such as improved plant varieties and use of chemical herbicides, which would increase productivity and slow deforestation by (10) reducing demand for new cropland. Studies have
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