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  3. You need to photocopy some notes that are written on pages 14, 15, 27, 31, 32 an

You need to photocopy some notes that are written on pages 14, 15, 27, 31, 32 an

游客2024-08-11  54
问题 You need to photocopy some notes that are written on pages 14, 15, 27, 31, 32 and 34 of a pocket notebook. Without damaging the book, how much will that cost at 5p per photocopy?
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答案 25p
解析 (根据常识，14页、15页或者31页、32页必有一种情况可以两页一起被影印，也就是说，4、15、27、3l、32、34页只需被影印5次，根据题干可知每次影印需要5p，所以一共要花费25p。)
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