【专题 GMAT逻辑题】
The number of applications for teachingpositions in Newtown’s public schools was 5.7 percent lower in 1993 than in 1985and 5.9 percent lower in 1994 than in 1985. despite a steadily growing student populationand an increasing number of teacher resignations, however, Newtown does not facea shortage in the late 1990’s. Which ofthe following, if true, would contribute most to an explanation of the apparentdiscrepancy above?
【A】Many of Newtown’s public school studentsdo not graduate from high school
【B】New housing developments planned for Newtownare (shared) for occupancy in 1987 and are expected to increase the number of elementaryschool students in Newtown’s public
【C】The Newtown school board does notcontemplate increasing the ratio of students to teachers in the 1990’s.
【D】Teachers’ colleges in and near Newtownproduced lower graduates in 1994 than in 1993
【E】In 1993 Newtown’s public schools received 40percent more applications for teaching positions than there were positions available
【演绎推理】
某水果店只有进货价低于正常价格时,才能以低于市场的价格卖水果而获利;除非该水果店的销售量很大,否则,不能从果农那里购得低于正常价格的水果;要想有大的销售量,该水果店就要拥有特定品种水果的独家销售权。因为种种原因,该水果店没有得到特定品种水果的独家销售权。
由此可以推出
在一次考试中,分别取得数学、物理、化学和外语成绩第一名的四位同学在一起议论:
甲:丁的外语考了第一名
乙:丙取得了物理考试的第一名
丙:甲不可能取得数学考试的第一名
丁:乙肯定取得化学考试第一名成绩宣告后,发现获得数学和外语考试第一名的两个同学的判断是正确的,而另外两名同学的判断是错误的。
下面哪个选择项是正确的顺序?( )
化学第一 物理第一 外语第一 数学第一
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