Math problem

来源: ChessLover 于 2016-01-02 13:07:12 [] [旧帖] [给我悄悄话] 本文已被阅读： 次 (165 bytes)
本文内容已被 [ ChessLover ] 在 2016-01-02 13:49:01 编辑过。如有问题，请报告版主或论坛管理删除.

if you have 20% to get into colleges  A,B,C,D and 30% chance to get into univerties of E,F,G,H, what is your chance to get any of Abcdefgh?

所有跟帖： 

• 90% --百科-- ♀ 给 -百科- 发送悄悄话 -百科- 的博客首页 (0 bytes) () 01/02/2016 postreply 14:01:21

• Thanks! How did you get it? -ChessLover- ♀ 给 ChessLover 发送悄悄话 (0 bytes) () 01/02/2016 postreply 14:07:48

• I get it. This would help student to determine how many colleges -ChessLover- ♀ 给 ChessLover 发送悄悄话 (0 bytes) () 01/02/2016 postreply 14:59:35

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