Tom had 6 books. He gave 2 to his sister and then purchased 3 more books at the bookstore. Which of the following mathematical e

admin2011-03-08  37

问题 Tom had 6 books. He gave 2 to his sister and then purchased 3 more books at the bookstore. Which of the following mathematical expressions is equivalent to the number of books that Tom now has?
   ______6-2+3
   ______6+2-3
   ______6(2+3)
   ______6(2-3)

选项

答案 You are given that Tom started out with 6 books. After he gave 2 books to his sister he was left with (6-2) books. He then purchased 3 more books, so he now has (6-2+3) books.

解析
转载请注明原文地址:https://kaotiyun.com/show/dDkO777K
本试题收录于: GRE QUANTITATIVE题库GRE分类
0

随机试题
最新回复(0)