A boy and a girl agree to meet in the park. Each will show up at a random time between 12:00 and 13:00, and wait for the other person 20 minutes, but not past 13:00.
What is the probability that they will actually meet?
Boy Meets Girl
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5/9
-twfx-
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04/13/2010 postreply
21:02:37
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5/9 is too small,it seems 5/6.
-jinjing-
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04/14/2010 postreply
12:22:55
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it seems u r wrong again
-guest007-
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04/14/2010 postreply
18:32:33
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13/18,right?some one is not waied 20 mts.not good.
-jinjing-
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04/14/2010 postreply
19:55:12
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回複:Boy Meets Girl
-genier7-
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04/15/2010 postreply
02:24:30
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回複:回複:Boy Meets Girl
-genier7-
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04/15/2010 postreply
02:35:00
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plese show your steps.
-jinjing-
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04/15/2010 postreply
08:23:59
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這難道不是 個很直截了當的題目嗎?
-twfx-
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04/15/2010 postreply
10:43:57
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My friend,the third is less the first,and can't only use linear
-jinjing-
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04/15/2010 postreply
11:53:26
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答案:1960/3600
-離離源上草-
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10/05/2010 postreply
21:01:56
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求兩個二重積分的比。Twfx is right. 5/9
-皆兄弟也-
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04/15/2010 postreply
21:15:27
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Brother: U& Twfx too smart ,I do it by tipical math.
-jinjing-
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04/16/2010 postreply
08:12:56
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good! different ways to the same destination.
-皆兄弟也-
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04/16/2010 postreply
08:28:42
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這解有點殺鴨用牛刀的味道。
-duck_donald-
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04/22/2010 postreply
09:17:23
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回複:這解有點殺鴨用牛刀的味道。
-duck_donald-
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04/22/2010 postreply
09:20:42
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回複:回複:這解有點殺鴨用牛刀的味道。
-jinjing-
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04/23/2010 postreply
17:51:46
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boy 帥不帥? 把girl 嚇跑?
-aznxjesus-
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05/14/2010 postreply
21:44:25