寄托天下 寄托天下
查看: 1901|回复: 0
打印 上一主题 下一主题

[资料分享] 【SAT官方每日一题】7/29/12 Mathematics > Standard Multiple Choice [复制链接]

Rank: 6Rank: 6

声望
235
寄托币
2223
注册时间
2012-3-14
精华
1
帖子
447
跳转到指定楼层
楼主
发表于 2012-7-30 23:07:24 |只看该作者 |倒序浏览
Read the following SAT test question and then click on a button to select your answer. $ z* }$ b" ^$ h: q/ l

3 i8 ]# _# [# h* ZEvery student who studies art in a certain school receives exactly one of the grades A, B, C, or D. If [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_1.png[/img] of the students receive A’s, [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_2.png[/img]  receive B’s, [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_3.png[/img]  receive C’s, and [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_4.png[/img]  students receive D’s, how many students in the school study art?1 `- K. g" D/ T  A8 ]. \
# ]0 w2 R- L) ^# ~) U

2 |8 y8 g  Q0 ^) f( r! a
- T3 X( r0 d  x5 h5 Y. h 4 k! I4 N9 s  ~
% |6 V: W+ K- x$ z: O# Y/ K
A.  30$ s) l/ y3 f" k

# V, b3 |' q& F  [$ nB.  60
$ |) J- ?1 c: F, P
. i. B5 y% X! I- d- Z& rC.  100
+ R8 R% J3 e; \' E% Y# ]* C. ^
! J8 p+ x8 l% l) R! D) pD. 200 $ A# D: S' ]( u2 d4 A

; T9 a3 h. u. y3 I5 m# @E.  500* Z* w; j9 n) C5 F5 i  W
/ C  {' S8 |2 `3 J$ E
正确答案:D
4 O+ y! i/ f  F, L% _
" b6 n& o! p1 o- ?* N6 O% w解析:
; S# i% f. R: r; q" h( J, o0 H1 v/ M. M/ q
The students who receive A’s, B’s, and C’s account for [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_12.png[/img]  of the students, that is, [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_13.png[/img] . This leaves[img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_14.png[/img]   of the students receiving D’s. You know that [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_15.png[/img]  students receive D’s, so [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_16.png[/img]  is [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_17.png[/img]  of the total. This means that the total number of students is[img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_18.png[/img]  times [img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_19.png[/img] , or[img=]http://sat.collegeboard.org/mathmlgen/content/question/QOTD/2012/20120729_20.png[/img]  .
" _/ v, F! K9 Z3 [7 K" r
: Y& }# R0 q/ @3 v5 f, c  U + @7 B& I2 x7 V' Z( g- x) e

( T1 v( ]. M- o
回应
0

使用道具 举报

RE: 【SAT官方每日一题】7/29/12 Mathematics > Standard Multiple Choice [修改]
您需要登录后才可以回帖 登录 | 立即注册

问答
Offer
投票
面经
最新
精华
转发
转发该帖子
【SAT官方每日一题】7/29/12 Mathematics > Standard Multiple Choice
https://bbs.gter.net/thread-1405897-1-1.html
复制链接
发送
报offer 祈福 爆照
回顶部