返回列表 发帖

请大牛们帮我分析一下(我认为就是选择C,可是答案选择E)

What is the ratio of the average (arithmetic mean) height of students in class X to the average height of students in class Y?

(1)     The average height of the students in class X is 120 centimeters.

(2)   The average height of the students in class X and class Y combined is 126 centimeters.

                  

A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.

收藏 分享

逻辑版
Mr.Eric Teng Mail: ericf.teng@hotmail.com

TOP

同问!!

TOP

返回列表

站长推荐 关闭


美国top10 MBA VIP申请服务

自2003年开始提供 MBA 申请服务以来,保持着90% 以上的成功率,其中Top10 MBA服务成功率更是高达95%


查看