verbal 考的差 分数都拉下來了 ...因為心情不好 到現在才po math JJ

math 很簡單 (或許因此鬆懈了吧) 艾~~不說了

Math

1) what is 20% of 200?

2) DS, circle is tangent of both X and Y, (a, b) is on the circle, what is a +b? 1. area = 9 pai 2) a = 3

3) There are 20 students, taking Spanish, German and French. No one taking more than one course, 12 take G, what is the ratio of S to F? (1). ratio of G to S is 1:3 (2). number of S is XX(actual number)

4) g(x) = x – 4, f(x) = 2x^2 – 5 /x, what is x when g(x) = f(x)à I chose 9

5) Average cost for sweaters/shirt/pants, (easy question, just calculate the total cost/ sum of sweater/shirt/pants)

6) X machine can make 100 units in 5 hours, if a person want to buy that machine with another new machine, so that two work at the same time to produce 100 units in 2 hours. What is the unit per hour that new machine have? (ans: 10, 20, 30)

7) Old JJ DS what is the standard devication 1) a series of numbers is 25’ 2)5 的倍數

8) 40% *50%*25% =

9) A person put X dollars in a bank, withdraws S and deposit D and left P, is P > X?—1) D – S = 9, 2) X-S = (a number)

10) old JJ：336 employee id, how many left? 6

11) some letters, q<u r<t, t<s, u<r what is the median?

12) what is the tenth unit on 40 terms? (similar to FeiFei 1+11+111+…that question) see 05/11 JJ #159.好像说有一个数列,第n项是n-digit integer并且所有数字是1，问前四十项和的十位数字是多少。

13) 10^k-1 < 0.000125 < 10^k what is K? (-3)

14) in 1996, sales number is between 2600 to 2800 and in 1997 sales number is between 3000 to 4000, what is the greatest possible ratio of the 1996 sales increase ?

15) DS: A + B is between 21 to 28, 1)A is more than 50% of A+B 2) A is more than 12

16) x = y +6, A = 2x^2. what is A in terms of X?

17) besides 2, what is the smallest number that can be divided by 15, 21, 27 with a remainder 2?

18) A line with a slope 3/4, and has a point (X, Y) does the line intersect with another line? 1) another line passes (xx, xx) 2) another line passes (xx, xx)

19) 05/11 JJ 141、两个水果：1.5KG的A和6KG的B装到一个袋子里一起卖，每0.25KG卖1.5$. 然后是两种水果的cost相等,一起卖的价钱比B的cost多50%,最后问B(或者A)的Cost是多少? (10)

20) 200．兩個正方形，一大一小，小的在大的中間，一對角線貫穿二正方形，通過四點a.b.c.d，而AB=BC=CD，請問兩個方形面積比

21) X-Y > 0? 1) Y-X >1 2) Y>X

22) 03/11 JJ #512

11/24 ---i forgot to write AWA topics sorry~

both are frequent questions ...

AA

14. The following appeared as part of a newspaper editorial.

“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

100. “A nation must maintain a highly competitive educational system — a system in which students compete among themselves and against students from other countries — to ensure its own economic success.”

Discuss the extent to which you agree or disagree with the opinion stated above. Support your position with reasons and/or examples from your own experience, observations, or reading.