2. 外语
  3. If it were two hours later, it would be half as long until midnight as it would be if it were an hour later. What time is it now

If it were two hours later, it would be half as long until midnight as it would be if it were an hour later. What time is it now

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问题 If it were two hours later, it would be half as long until midnight as it would be if it were an hour later. What time is it now?
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答案21:00
解析 设现在时间为x，根据题中的时间倍数关系，可列出2×[24一(x+2)]=24-(x+1)，解得x=21，所以时间是21点。
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本试题收录于： B类竞赛（英语专业本科专科）题库大学生英语竞赛（NECCS）分类
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B类竞赛（英语专业本科专科）

大学生英语竞赛（NECCS）

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