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2017年11月23日SAT官方每日一题---数学选择.

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  下面是2012年11月23日的SAT官方每日一题的内容,是关于数学方面的,题型是选择。SAT官方每日一题是collegeboard每天都会发布的题目,关于SAT考试的三个部分的各个题型。下面我们就一起来看一下这个SAT官方每日一题吧。

  SAT官方每日一题之数学---选择:

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  If, what is the value of?

  (A) 6

  (B) 10

  (C) 12

  (D) 30

  (E) 60

  The correct answer is B

  Explanation

  Multiplying both sides of the equationbygives, which simplifies to. Dividing both sides of the equationbygives, and so.

  While programming the answer key for the Official SAT Question of the Day application on collegeboard.org, the answer to the November 23rd question was incorrectly entered into the application "A (6)" instead of "B (10)." While the question, hint, and answer explanation were displayed correctly, anyone who entered the correct answer "B (10)" received a message indicating that response was incorrect. We have resolved the issue and apologize for any confusion this may have caused.

  下面是一道和SAT官方每日一题相似的题目,供大家练习:

  At Central High School, the math club has members and the chess club hasmembers. If a total of students belong to only one of the two clubs, how many students belong to both clubs?

  Answer Choices

  (A)

  (B)

  (C)

  (D)

  (E)

  The correct answer is C

  Explanation

  Let stand for the number of students who belong to both clubs. The members of the math club can be broken down into two groups: those who are in both clubs (there are students in this category) and those who are in the math club only (there are students in this category).

  The members of the chess club can also be broken down into two groups: students who are in both clubs and students who are in the chess club only.

  Since a total of students belong to only one of the two clubs, you know that . Solving this equation gives , so students belong to both clubs

  以上就是关于2012年11月23日SAT官方每日一题中数学部分的详细内容,包括了题目和选项以及答案,后面附有一道相关的练习题。大家可以在备考SAT的过程中关注SAT每日一题的内容,这样就可以更好有不间断的练习,也就能在日积月累的过程中得到提高。

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