题目内容
If in the United States in 1995, there were 50 mil-lion employed adults and 20 million adults not in the the labor force, then approximately what was the ratio of the number of employed adults participating in adult education to the number of people not in the labor force participating in adult education？
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Assume that in 1990 there were 3,000,000 fourth-graders in the United States. How many fewer of those 3,000,000 students used a computer in school at least once a week in 1994 than in 1990？
When people become aging, they will lose some of their ability to bounce back from disease
决策的正确与否在很大程度上决定了组织的兴衰存亡，所以决策只能成功不能失败。()
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