下面是是2012年2月15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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Mathematics > Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
What is the maximum number of nonoverlapping squares with sides of length 3 that will fit inside of a square with sides of length 6?
Answer Choices
(A) Two
(B) Three
(C) Four
(D) Six
(E) Nine
The correct answer is C
Explanation
Choice (C) is correct. A square with sides of length 3 has area 9, and a square with sides of length 6 has area 36. Thus at most 36 ÷ 9 = 4 squares of side length 3 can fit inside a square of side length 6 without overlapping. And in fact, it is possible to fit the four squares of side length 3 inside a square of side length 6 with no overlap; if the four squares with sides of length 3 are arranged in two rows with two squares in each row, they will fit inside of the square with sides of length 6 without overlapping. Therefore, the maximum number of nonoverlapping squares with sides of length 3 that will fit inside of a square with sides of length 6 is four.
下面为大家提供一些和这些SAT官方每日一题相似的题目,供大家练习:

The table above shows the temperatures, in degrees Fahrenheit, in a city in Hawaii over a one-week period. If represents the median temperature,
represents the temperature that occurs most often, and
represents the average (arithmetic mean) of the seven temperatures, which of the following is the correct order of
,
, and
?
Answer Choices
(A)
(B)
(C)
(D)
(E)
The correct answer is A
Explanation
Difficulty: Medium
To determine the correct order of ,
, and
, it is helpful to first place the seven temperatures in ascending order as shown below.
The median temperature is the middle temperature in the ordered list, which is , so
. The temperature that occurs most often, or the mode, is
, so
. To determine the average, you can add the seven numbers together and divide by
. However, you can determine the relationship between the average and the median by inspection. The three numbers greater than
are closer to
than are the three numbers smaller than
. Therefore, the average of the seven numbers will be less than
. The correct order of
,
, and
is
.
以上就是关于2012年2月15日SAT官方每日一题中数学选择的详细内容,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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