AA：Two years ago Nova High School began to use interactive computer instruction in three academic subjects. The school dropout rate declined immediately, and last year’s graduates have reported some impressive achievements in college. In future budgets the school board should use a greater portion of the available funds to buy more computers, and all schools in the district should adopt interactive computer instruction throughout the curriculum.
AI：Public figures should avoid expressing opinions about things that they have not personally experienced and affected by.
Math: 1.三角形两边分别是4和12，问第三边的长度？ 1）第三边边长是7的倍数 2）忘了
2。 Y的平方等于252乘以X，求X最小取值是多少？7
3. 成本不变，售价以前是成本加10％，现在涨价涨到成本加15％，现价$92，问原价？ 88
4. 抛物线y=x^2-4x 与X轴形成一个阴影区域，问点（a,b)是否在阴影区域？ 1）0<a<4 2）a^2-4a>b 选B
5. W=k/(r^2), W=200时，r=4000，k是常数，问r=5200时，W=多少？
6. 某市每人不是有一辆车 就是 两辆车，有两辆车的有2/5，有一辆车的是68人，问该市共有多少量车？ 具体数字忘了，注意求出有两辆车的人数要乘2才是车数。
7. 某厂生产X个商品，销售Y个商品，利润是10y-4x, x,y的关系是y=rx. 利润至少是4.5x，求r的最小取值？0.85
8. 一个集合｛2,4,8,10,x}，x=? 1) 算术平均数和中位数相等 2）x不等于16 我选A
9. 投资x元，利率为y，税为利息的z%，求税为多少？ 1）y=500 2）xz＝100 我选C | 
