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概率题
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康MM -
♀
(70 bytes)
()
05/27/2010
05:38:05
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回复:概率题
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屋漏痕 -
♂
(5 bytes)
()
05/27/2010
06:16:36
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回复:回复:概率题
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guest007 -
(20 bytes)
()
05/27/2010
06:42:38
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If you are right,it shoul be from real data.P(b)=13/27
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jinjing -
(122 bytes)
()
05/27/2010
08:25:23
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回复:If you are right,it shoul be from real data.P(b)=13/27
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guest007 -
(469 bytes)
()
05/28/2010
12:51:57
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You want to creat a new fuzzy, or fussy Math.?
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jinjing -
(16 bytes)
()
05/28/2010
13:56:40
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Come on man...
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naeconi -
♂
(1311 bytes)
()
05/28/2010
14:29:52
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An most importantly, why is the day of birth relevant?
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naeconi -
♂
(0 bytes)
()
05/28/2010
14:38:53
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回复:Come on man...
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guest007 -
(115 bytes)
()
05/28/2010
17:33:20
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No I don't. Could you explain?
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naeconi -
♂
(0 bytes)
()
06/01/2010
07:28:15
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Never mind. Got it.
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naeconi -
♂
(0 bytes)
()
06/01/2010
07:35:18
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回复:Never mind. Got it.
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guest007 -
(3 bytes)
()
06/02/2010
07:35:56
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Also, can you confirm my understading of 13/27?
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naeconi -
♂
(0 bytes)
()
06/01/2010
07:29:01
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1/3
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endofsuburbia -
♂
(0 bytes)
()
05/27/2010
08:52:56
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Agree
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屋漏痕 -
♂
(0 bytes)
()
05/27/2010
09:28:06
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回复:Agree
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guest007 -
(22 bytes)
()
05/27/2010
10:33:21
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I was wrong. I'll change my answer again if necessary.
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屋漏痕 -
♂
(0 bytes)
()
05/27/2010
11:53:04
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1/2
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AnaZhang -
♀
(0 bytes)
()
05/27/2010
20:05:04
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If you don't know the order the answer is 1/3
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jinjing -
(206 bytes)
()
05/28/2010
18:28:25
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If m boys and n girls,answer is (m-1)/(m+n-1)
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jinjing -
(42 bytes)
()
05/30/2010
08:35:27
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java 求救
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nomoonnight -
♂
(430 bytes)
()
05/27/2010
02:57:53
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what do u think
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guest007 -
(47 bytes)
()
05/26/2010
18:06:39
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卡车下坡
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guest007 -
(62 bytes)
()
05/26/2010
17:56:06
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变成热能了。在活塞里压缩空气,然后把热空气排出去了
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康MM -
♀
(0 bytes)
()
05/27/2010
05:39:59
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潮汐发电
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guest007 -
(20 bytes)
()
05/26/2010
17:53:47
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The moving water moves something in a generator
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AnaZhang -
♀
(250 bytes)
()
05/26/2010
18:34:47
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moving water 's energy is from?
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guest007 -
(0 bytes)
()
05/26/2010
19:11:59
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In the case of tidal power,
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AnaZhang -
♀
(259 bytes)
()
05/27/2010
09:30:02
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应该是自转的动能
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康MM -
♀
(68 bytes)
()
05/27/2010
05:43:11
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Interesting
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endofsuburbia -
♂
(0 bytes)
()
05/27/2010
15:05:41
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回复:Interesting
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guest007 -
(45 bytes)
()
05/27/2010
17:18:30
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轮子的题 定性
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guest007 -
(258 bytes)
()
05/26/2010
15:06:41
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还有面冲后
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guest007 -
(0 bytes)
()
05/26/2010
15:07:37
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All the same.I think.
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jinjing -
(0 bytes)
()
05/26/2010
15:45:11
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回复:All the same.I think.
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guest007 -
(8 bytes)
()
05/28/2010
17:42:56
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轮子上一点移动多少距离?
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guest007 -
(69 bytes)
()
05/26/2010
08:47:03
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要用微积分的吧。
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Commentate -
♂
(191 bytes)
()
05/26/2010
13:14:25
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Near 100 li.
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jinjing -
(99 bytes)
()
05/26/2010
14:23:41
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It May be near 200 li. (r/R)*100+100
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jinjing -
(0 bytes)
()
05/26/2010
14:39:15
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I,m wrong,007 win
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jinjing -
(0 bytes)
()
05/26/2010
15:15:42
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near (400/Pi)*li, You are right.
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jinjing -
(126 bytes)
()
05/26/2010
15:14:20
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Agree with your answer
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AnaZhang -
♀
(148 bytes)
()
05/26/2010
18:36:36
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Thanks, I did not know that word before
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guest007 -
(54 bytes)
()
06/02/2010
09:14:07
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少于100里,因为自行车
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风再起时2008 -
♂
(0 bytes)
()
06/06/2010
09:25:46
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因为自行车要刹车 ;)
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风再起时2008 -
♂
(0 bytes)
()
06/06/2010
09:26:25
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考考诸位, Can Quantum Eraser erase the past?
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smallking -
♂
(151 bytes)
()
05/24/2010
22:13:55
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回复:考考诸位, Can Quantum Eraser erase the past?
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槑 -
♀
(1039 bytes)
()
05/25/2010
08:32:39
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Martin Gardner, Puzzler and Polymath, Dies at 95
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music123 -
♂
(55 bytes)
()
05/24/2010
05:56:48
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So sad to learn this.
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innercool -
♂
(115 bytes)
()
05/24/2010
10:02:34
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呵呵,看见您的名字,想起一个笑话。。呵呵,别生气啊。。:)
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idiot94 -
♂
(80 bytes)
()
05/25/2010
12:14:40
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回复:呵呵,看见您的名字,想起一个笑话。。呵呵,别生气啊。。:)
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innercool -
♂
(189 bytes)
()
05/25/2010
15:25:49
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algebra 2 question!!
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伊眉儿e -
♀
(269 bytes)
()
05/23/2010
17:57:50
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回复:algebra 2 question!!
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jinjing -
(136 bytes)
()
05/24/2010
08:22:39
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从这则新闻里,谁能看出猫腻到底在哪里?
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la90210 -
♀
(152 bytes)
()
05/22/2010
19:28:40
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Are there any consecutive unit fractions that....
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fantawu1 -
♀
(177 bytes)
()
05/19/2010
18:10:40
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回复:Are there any consecutive unit fractions that....
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jinjing -
(176 bytes)
()
05/20/2010
06:06:50
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来个简单的:校对问题
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不明则问 -
♂
(141 bytes)
()
05/18/2010
08:12:50
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厉害! :)
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idiot94 -
♂
(0 bytes)
()
05/18/2010
17:03:27
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回复:来个简单的:校对问题
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jinjing -
(24 bytes)
()
05/18/2010
17:56:04
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The answer is ((A-C)(B-C))/C
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AnaZhang -
♀
(1410 bytes)
()
05/18/2010
19:07:26
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回复:The answer is ((A-C)(B-C))/C
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jinjing -
(74 bytes)
()
05/18/2010
20:51:10
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Wonderful,I learn something new from you. Thanks!
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皆兄弟也 -
♂
(0 bytes)
()
05/18/2010
21:23:54
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你不是
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AnaZhang -
♀
(71 bytes)
()
05/19/2010
11:46:22
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I said what I really did.
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皆兄弟也 -
♂
(0 bytes)
()
05/19/2010
13:08:46
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其实这么理解就行了
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twfx -
♂
(77 bytes)
()
05/20/2010
09:50:09
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这个也对,而且更简洁。
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不明则问 -
♂
(0 bytes)
()
06/02/2010
09:46:12
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新题
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guest007 -
(216 bytes)
()
05/14/2010
08:02:07
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1/x=pi/(1-x);x=1/(pi+1).狐狸速度小于鸭子速度的pi+1倍,鸭子可沿直径逃逸。
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皆兄弟也 -
♂
(1 bytes)
()
05/14/2010
08:27:11
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No- 你的这只 鸭子不幸被吃了。
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guest007 -
(46 bytes)
()
05/14/2010
09:10:35
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鸭在半径为x的圆上与狐周旋于同一直径,然后沿直径游完剩下的1-x。
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皆兄弟也 -
♂
(15 bytes)
()
05/14/2010
09:21:20
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鸭子被吃掉了
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guest007 -
(135 bytes)
()
05/14/2010
09:26:39
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I mean if Vf is less than that.
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皆兄弟也 -
♂
(0 bytes)
()
05/14/2010
09:29:15
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I mean vf is larger than that, the duck still can free
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guest007 -
(497 bytes)
()
05/14/2010
14:23:47
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鸭在半径为x 的圆上与狐周旋于同一直径远端,不可能.
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jinjing -
(170 bytes)
()
05/14/2010
15:52:06
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回复:鸭在半径为x 的圆上与狐周旋于同一直径远端,不可能.
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guest007 -
(64 bytes)
()
05/15/2010
21:26:51
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I have an idea to make the duck survive:
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AnaZhang -
♀
(1231 bytes)
()
05/15/2010
19:40:55
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no
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guest007 -
(524 bytes)
()
05/15/2010
21:58:07
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真不油墨,逗狐狸来回跑多好玩,哈哈。
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AnaZhang -
♀
(170 bytes)
()
05/17/2010
14:45:26
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鸭逃不掉, 只要猫的速度比鸭的大pi倍以上
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Wellington -
♀
(0 bytes)
()
05/16/2010
18:28:42
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no - ANSWER to this question is yes, (4.60338811)
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guest007 -
(332 bytes)
()
05/16/2010
19:44:57
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回复:no - ANSWER to this question is yes, (4.60338811)
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jinjing -
(243 bytes)
()
05/17/2010
19:52:54
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for jinjing - 鸭子落湖中...
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guest007 -
(355 bytes)
()
05/14/2010
06:29:22
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狐狸在岸上跑的速度是鸭子速度的4倍.not 4.6倍
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jinjing -
(276 bytes)
()
05/14/2010
07:34:09
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for two guys above: be rational instead of emotional
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皆兄弟也 -
♂
(0 bytes)
()
05/14/2010
07:47:00
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回复:for two guys above: be rational instead of emotional
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endofsuburbia -
♂
(180 bytes)
()
05/14/2010
07:54:30
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回复:回复:for two guys above: be rational instead of emotional
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皆兄弟也 -
♂
(218 bytes)
()
05/14/2010
08:03:49
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回复:回复:回复:for two guys above: be rational instead of emotional
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guest007 -
(829 bytes)
()
05/14/2010
19:33:44
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换物理啦 - 为生么热水(开水)比冷水结冰快
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guest007 -
(172 bytes)
()
05/12/2010
06:44:41
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据说是伪命题~
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twfx -
♂
(0 bytes)
()
05/12/2010
10:24:40
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回复:换物理啦 - 为生么热水(开水)比冷水结冰快 (图)
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小宁波♂ -
(69 bytes)
()
05/12/2010
10:29:19
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我选红色的
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(_!_) -
♂
(0 bytes)
()
05/12/2010
23:31:54
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This can happen under certain circumstances
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AnaZhang -
♀
(483 bytes)
()
05/12/2010
14:35:39
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扯蛋,这是当年一个渔人节的恶搞
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(_!_) -
♂
(0 bytes)
()
05/12/2010
23:30:26
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科学有理,扯蛋无罪~~~
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AnaZhang -
♀
(22 bytes)
()
05/13/2010
09:22:55
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I think
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oops_yz -
♀
(96 bytes)
()
05/13/2010
10:58:35
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题应改为:为什么有时热水(开水)比冷水结冰快
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Jinjing -
(0 bytes)
()
05/13/2010
13:38:01
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回复:换物理啦 - 为生么热水(开水)比冷水结冰快
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guest007 -
(46 bytes)
()
05/14/2010
17:16:37
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热水结冰比冷水慢, 我用了一个下午重复了2次得出的结论.
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mitts -
♂
(265 bytes)
()
05/22/2010
21:06:33