求助一道数学~

wq123 · 发表于 2011-8-16 20:08:33

A certain club has 237 local branches,one national office and one social sercice office.If each local branch has 2 officers,and each of the two other offices has 4 officers,how many officers does the club have altogether?
A482 B 476 C474 D239 E235

题中each of the two other offices has 4...什么意思呢？
求各位牛人解释下求解题步骤本人英语不好

645791135 · 发表于 2011-8-16 20:12:08

是选a吗？237*2+2*4

wq123 · 发表于 2011-8-16 20:13:28

是啊选A 为什么2*4呢？

DMZCedric · 发表于 2011-8-16 22:29:24

先是237个branch乘以2，然后题目里说each of the two other offices has 4 officers。就是national office and social service office有4个officers。也就是2乘以4.

求助一道数学~

所属分类: GMAT考试

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