[計量] 問一題計量
Trains 100m and 150m in length long are going in the same direction on parallel track faster train speed is 60km/ph and slower train speed 42 km/ph at what time faster train over take slower train
ans: 50 sec
算很久還是算不出來
麻煩解題囉
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11/26 19:06, , 1F
11/26 19:06, 1F
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11/26 20:42, , 2F
11/26 20:42, 2F
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11/26 20:45, , 3F
11/26 20:45, 3F
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11/26 20:47, , 4F
11/26 20:47, 4F
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11/26 21:04, , 5F
11/26 21:04, 5F
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11/26 21:24, , 6F
11/26 21:24, 6F
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11/26 23:28, , 7F
11/26 23:28, 7F
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11/27 00:44, , 8F
11/27 00:44, 8F
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11/27 00:44, , 9F
11/27 00:44, 9F
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11/27 00:44, , 10F
11/27 00:44, 10F
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11/27 01:28, , 11F
11/27 01:28, 11F
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11/27 01:29, , 12F
11/27 01:29, 12F
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11/27 09:43, , 13F
11/27 09:43, 13F
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11/27 09:44, , 14F
11/27 09:44, 14F
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11/27 09:44, , 15F
11/27 09:44, 15F
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11/27 09:45, , 16F
11/27 09:45, 16F
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11/27 09:46, , 17F
11/27 09:46, 17F
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11/27 09:46, , 18F
11/27 09:46, 18F
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11/27 09:47, , 19F
11/27 09:47, 19F
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12/02 19:03, , 20F
12/02 19:03, 20F
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04/13 23:30,
6年前
, 21F
04/13 23:30, 21F
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