再请教一道gre数学题
thepercentincreasefromtheleastmonthlycarsalesshowntothesalesinjuly1993wasmostnearlyeq...
the percent increase from the least monthly car sales shown to the sales in july 1993 was most nearly equal to
答案是55% 为啥呢？ 展开
答案是55% 为啥呢？ 展开
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The sales in July 1993 was around 7000.
The least monthly sales would be Feb and Mar 1993, which would be around 4500.
The percent increase, from 4500 to 7000, would be (7000-4500)÷4500=55.56%
The least monthly sales would be Feb and Mar 1993, which would be around 4500.
The percent increase, from 4500 to 7000, would be (7000-4500)÷4500=55.56%
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