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Logic Assignment # 2 - Casting Arguments

 
  1. [You should be sure to visit Sequoia National Park (1)].   [In this park you can see beautiful mountain ranges (2)].   [You can also see the giant sequoias which are the largest living things on earth (3)].  [The General Sherman Tree is the largest living thing on earth (4)], and [the General Grant Tree is the second largest living thing on earth (5)].    (3 points)

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  2. [Jeremy has every Bob Dylan album (1)]. Therefore, [Jeremy has Highway 61 Revisited (2)]. (3 points)

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  3. [Although many Americans believe that the U.S. health care system is the best in the world (1)], [careful examination of the facts reveals that this is untrue (2)].   [Over forty million Americans have no health insurance and are frequently denied health care (3)].   [Many more Americans are in HMO's that skimp on health care in order to make higher profits (4)].  [These HMO's try to make money by not allowing patients to see needed specialists (5)].  [They also try to make money by refusing to cover experimental procedures even if they are a patient's only hope for survival (6)].   [Also, the American infant mortality rate is higher than the infant mortality in many countries less wealthy than we are (7)], and [any health care system that fails infants surely shouldn't be counted the best in the world (8)].   (5 points)




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  4. [Backpacking in the wilderness allows us to experience true solitude (1)], and [experiencing true solitude is good for our souls (2)].  [Backpacking is also great exercise (3)] ,  and [it allows us to see things that you can never experience from the road  (4)].    [Although some manufacturers want you to believe that you need thousand of dollars of equipment to go backpacking (5)],  [you can actually outfit yourself for a few hundred dollars (6)].   [All in all, backpacking is an experience not to be missed. (7)].    (6 points)

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  5. [Students shouldn’t be required to study subjects that is unlikely they will ever use (1)],  and [trigonometry is a subject students are unlikely to ever use (2)].   (3 points)

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  6. [Jane is sure that she will always have many friends (1)],  but [sooner or later people who manipulate their friends lose all their friends (2)], and [Jane manipulates her friends all the time (3)]. ( 4 points)

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  7. [All people should give up eating meat and become vegetarians (1)], [because it is wrong to kill animals (2)].  After all, [animals are sentient beings who experience pain and suffering (3)],  and [it is wrong to kill any sentient being (4)].  Also, [it is better for your health to eat a vegetarian diet (5)]   [Eating too much meat can lead to heart attacks (6)], and [it can also contribute to certain forms of cancer.(7)]  [Research has shown that women who eat meat are more likely to develop breast cancer (8),  [and both men and women who are vegetarians are less likely to develop colon cancer (9)].    Although [some people argue that vegetarians don't get enough protein in their diets (10)],  [a carefully balanced vegetarian diet will provide people with all the complete proteins that they need (11)].  [For example, by carefully matching foods such as beans and rice, vegetarians will insure that they get enough complete proteins (12)].  (6  points)
  8. [Only Mr. Smith,  Mr. Jones, and Mr. Brown had motives for murdering Mr. White (1)].  However, [we know that Mr. Smith could not have done it  (2)] since  [at the time of the murder he was vacationing in Hawaii (3)].  Also, [Mr. Jones could not have done (4) since [ he was in the hospital having his appendix removed at the time of the murder(5)]. Thus, [we can conclude that Mr. Brown committed the murder (6)].  (4 points)

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  9. [Although many Wyoming ranchers objected (1)],  [it was a good idea to reintroduce wolves into Yellowstone National Park (2)].  [The park is to be a place of natural wilderness (3)].  [Without wolves the ecosystem is incomplete (4)],  and [an incomplete ecosystem is hardly a natural wilderness (5)]. [It is true that some people were upset at the thought of the wolves' eating the elk (6)],  [but the wolves actually help the elk (7)].  [The wolves kill sick elk that could pass diseases to other elk (8)].  [Also, by killing the weaker elk the wolves insure that there will be enough winter food for the stronger elks (9)].  Surprisingly, [the wolves also help the grizzly bears (10)].  [The grizzlies are mainly scavengers (11)], and  [the wolves leave a lot of elk carcasses that the bears can scavenge (12)].   (6 points)