Counting by fingures, solution 1 is correct.

来源: 2012-09-18 17:08:47 [] [旧帖] [给我悄悄话] 本文已被阅读: 0 次 (139 bytes)
回答: which answer is right and why?yma162012-09-16 21:51:50

200 people having only money, 20 rejected.
160 people having onlyl time, 50 rejected.
160 people having both, 10 rejected.

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哈哈,火星人才counting by 'fingures' -万斤油- 给 万斤油 发送悄悄话 (0 bytes) () 09/18/2012 postreply 20:51:29

哈哈。那就回到地球上818。 -wxcfan123- 给 wxcfan123 发送悄悄话 (143 bytes) () 09/19/2012 postreply 15:48:13

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