单选题
单选题 In which of the following pairs of years were the ratios of Republican receipts to Democratic receipts most nearly equal?
【正确答案】 C
【答案解析】For each of the pairs of years in question, use the graph to approximate the ratio of Republican to Democratic receipts. For exam-ple, in 1981-82, Republican receipts were slightly over $200 million and Democratic receipts were about $40 million, a ratio of 5: 1.
The only two pairs of years in which the ratio was very close were 1987-88 and 1989-90; in both of those pairs of years the ratio was very nearly 2:1.
单选题 Between which two consecutive two-year periods was there the greatest percent increase in the Democratic receipts?
【正确答案】 A
【答案解析】In 1981-82 the Democratic receipts were about $40 million and in 1983-84 they had increased to about $100 million, an increase of 150%. From 1991-92 to 1993-94 (Choice D), receipts decreased. During the periods covered by Choices B, C, and E, receipts increased, but by less than 150%.