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标题: og12 ds 48 [打印本页]

作者: Kath1985    时间: 2011-3-3 14:44
标题: og12 ds 48
In June 1989, what was the ratio of the number of salestransactions
madebySalespersonX to the number of salestransactionsmadebySalesperson Y?

(1) In June 1989, Salesperson X made 50 percent more salestransactions than
Salesperson Y did in May 1989.
(2) In June 1989, Salesperson Y made 25 percent more salestransactions than in
May 1989.

Answer:C
題目明明問七月份x和y的比例
為什麼和五月份的銷售比重有關呢? 不懂為何答案是C 請指教
作者: coralhu    时间: 2011-3-3 17:57
这道题你要看仔细题
Salesperson Y did in May 1989. 是M   A   Y。。。。。。五月
所以第一个条件是不够得,因为不知道5月份的啊 所以需要第2个条件




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