2018年SAT考试数学练习题及解析

今天课窝小编将为大家分享SAT数学练习题，每道题目后面都有答案和详细的解析，希望同学们认真练习，查漏补缺。

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

There are n students in a biology class, and only 6 of them are seniors. If 7 juniors are added to the class, how many students in the class will not be seniors?

A.n – 3

B.n – 2

C.n – 1

D.n + 1

E.n + 2

Correct Answer: D

Here"s Why:

At first, there are n students in the class, and 6 of them are seniors. It follows that initially n – 6 students are not seniors. If 7 juniors are added to the class, there will be n – 6 + 7, or n + 1, students in the class who are not seniors.

Difficulty: Medium

Question Type: Standard Multiple Choice

今天小编就和大家分享以上内容，希望大家能够熟练掌握，对同学们2018年SAT考试会有所帮助的，小编会继续更新SAT考试时间，SAT考试费用以及SAT南京培训等相关信息。