标题: 求解一道逻辑题~~~ [打印本页] 作者: xiangmingliu08 时间: 2010-10-19 16:37 标题: 求解一道逻辑题~~~ A company's two divisions performed with remarkable consistency over the past three years: in each of these years, the pharmaceuticals division has accounted for roughly 20 percent of dollar sales and 40 percent of profits, and the chemicals division for the balance.