陈向东数学例4求大神解答

sandrababy · 发表于 2015-6-11 14:10:03

求助一道GMAT新东方数学突破的题
If the senior class has 360 students,of whom 5/12 are women,and the junior class has 350 students,of whom 4/7 are women,how many more women are there in the junior class than in the senior class?
答案是(5/12 *360)-(4/7 *350)
为什么不是(4/7 *350) -(5/12 *360)
谢谢大神们，百思不得其解，～

sandrababy · 发表于 2015-6-11 14:10:35

小白新手求解救

sandrababy · 发表于 2015-6-11 14:18:36

sandrababy · 发表于 2015-6-13 00:28:21

wuwuwu

Tiffany0320 · 发表于 2015-6-13 06:30:22

这道题我也看过同求解答- -

sandrababy · 发表于 2015-6-13 09:10:50

有大神在吗

[原始] 陈向东数学例4求大神解答

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