數學作業簿 - 開車
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By Doris
at 2010-05-03T00:00
at 2010-05-03T00:00
Table of Contents
喬治家距離地點約55公里,他開車上班約需要48分鐘,則他開車時速大約是多少公里
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開車
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By Suhail Hany
at 2010-05-06T13:03
at 2010-05-06T13:03
"距離"除以"時間"等於"速率"
Q.
喬治家距離地點約55公里,他開車上班約需要48分鐘,則他開車時速大約是多少公里
A.
48分鐘=0.8小時
55÷0.8=44
所以是44km/hr
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By Olga
at 2010-05-03T12:30
at 2010-05-03T12:30
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