爬樓梯的時間 - 拼圖

By Mary
at 2007-12-11T16:25
at 2007-12-11T16:25
Table of Contents
到一棟十層高的大廈八樓辦事,可是很不巧遇上停電,所以沒辦法搭電梯。如果爬樓梯從
一樓爬到四樓需要四十八秒,請問從四樓爬到八樓需要多少時間?
(限制時間:二十秒)
puzzlez
2007/12/11
這題實在簡單,但因為常見還是出一下好了XD
--
一樓爬到四樓需要四十八秒,請問從四樓爬到八樓需要多少時間?
(限制時間:二十秒)
puzzlez
2007/12/11
這題實在簡單,但因為常見還是出一下好了XD
--
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