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 now9
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答案21:00
解析 设现在的时间为x，根据题意可得下列方程式：24-(x+2)=1/2[24-(x+1)], 得x=21，所以现在是21:00。
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本试题收录于： A类竞赛（研究生）题库大学生英语竞赛（NECCS）分类
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