为了让我们更好的适应sat考试，sat官网每天都会有sat官方每日一题，下面是小编为您整理的2015年12月sat官方每日一题，是数学选择，让我们一起来看一看这道数学选择吧。

　　Read the following SAT test question and then click on a button to select your answer.

　　A gasoline tank on a certain tractor holds 16 gallons of gasoline. If the tractor requires 7 gallons to plow 3 acres, how many acres can the tractor plow with a tankful of gasoline?

　　(A) 6 and (6/7)

　　(B) 7 and (1/6)

　　(C) 7 and (1/3)

　　(D) 10 and (2/3)

　　(E) 37 and (1/3)

　　答案：A

　　解析：

　　In the question, you are told that 7 gallons of gasoline can plow 3 acres and you are asked to find how many acres, call it x, can be plowed by 16 gallons. You can set up a ratio of the number of gallons of gasoline used to the number of acres plowed. Therore, you have 7/3 = 16/x. Cross-multiplying and solving for x gives you the answer of x = 48/7 acres, or 6 and (6/7) acres.

　　上面是小编为您整理的2015年12月sat官方每日一题，是数学选择，为了让我们更好的适应sat考试，sat官网每天都会有sat官方每日一题，让我们一起来看一看这道数学选择吧。

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