2. 外语
  3. PUBLIC AND PRIVATE SCHOOL EXPENDITURES 1987-2001 (in billions of dollars) (

PUBLIC AND PRIVATE SCHOOL EXPENDITURES 1987-2001 (in billions of dollars) (

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问题                 PUBLIC AND PRIVATE SCHOOL EXPENDITURES
                            1987-2001
                        (in billions of dollars)

(a)For which year did total expenditures increase the most from the year before?
(b)For 2001, private school expenditures were approximately what percent of total expenditures?
选项
答案19%
解析
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