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2016年3月18日SAT官方每日一题。
Mathematics>Standard MultipleChoice
Read the following SAT test questionand then click on a button to select youranswer.

The graph at left models the monthly bill, m, in dollars, that a particularvideo hosting company charges a customer who uses t terabytes of bandwidth. What is the best interpretation of the average rate of change between 10 and 35 terabytes in this context?
(A) The average amount the company charges each month is about $ 91per terabyte up to the tenth terabyte.
(B) The average amount the company charges each month is about $ 110per terabyte up to the tenth terabyte.
(C) The average amount the company charges each month is about $ 91per terabyte after the tenth terabyte but before the thirty-fifth.
(D) The average amount the company charges each month is about $ 110per terabyte after the tenth terabyte but before the thirty-fifth.
题目:以上表格表示的每个月的账单,美元,表示的是影视公司对于客户使用宽带每个t兆宽带的收费。下面哪一个表示了从10到35个兆的使用平均速率?
解析:答案是C,10-35之间的速率也就是求这个斜线的斜率,已知这条斜线上的两点,那么纵坐标的差比上横坐标的差就是这个线的斜率。
上面是小编为您整理的2016年3月18日SAT官方每日一题,是数学选择题,为了让我们更好的适应sat考试,sat官网每天都会发布sat官方每日一题。
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