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傲月光希

名望的騎士

981^#

發表於 07-8-29 08:41:22 |只看該作者大字中字小字正體化简体化載入全部圖片

今天我看數學版，怎麼跑到列表的最下面去哩，好像是整個倒過來

進入數學版滿月祭III相簿1 2

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aeoexe

名望的鄉紳

982^#

發表於 07-8-29 08:57:14 |只看該作者大字中字小字正體化简体化載入全部圖片

回覆 #981 傲月光希的文章

因為昨天沒有帖...
我想問你一個問題...
A man arranges with his wife to pick her up at bus station at 11 a.m. However, she finishes her shopping at 10 a.m. and decides to start walking home. later her husband meets her on the road, pick her up and drives back home. They arrive home 30 minutes earlier than if she had waited. At what time did her husband pick her up?

完全不懂做...
做至一半有點暈..

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傲月光希

名望的騎士

983^#

發表於 07-8-29 09:52:43 |只看該作者大字中字小字正體化简体化載入全部圖片

原文由aeoexe 於 07-8-29 08:57 AM 發表
因為昨天沒有帖...
我想問你一個問題...
A man arranges with his wife to pick her up at bus station at 11 a.m. However, she finishes her shopping at 10 a.m. and decides to start walking home. later her husband meets her on the road, pick her up and drives back home. They arrive home 30 minutes earlier than if she had waited. At what time did her husband pick her up?

題目是說有個男的跟他妻子排時間排在早上11點要去接他妻子，可是他妻子早上10點就買完東西了，她決定要自己走回家。之後，他在路上遇到他妻子，然後載她開回家，他們回家的時間比他妻子等著還要早30分中，要問他幾點載到她妻子

如果是以那個男的載到她妻子的時候開始算的話(題目是說"他們"回到家的時間)，那原先他應該要11點才會載到，可是他在路途中就載到了而且提早30分，所以要開車從他妻子走到的地點與公車站那邊應該要30分鐘，所以應該是10:30載到的，不是這答案我再想