My daughter's 3rd grade math. Need help...

来源: JIAYANGGUIZI2 于 2010-01-17 18:40:17 [] [旧帖] [给我悄悄话] 阅读数 : (240 bytes)
本帖于 2010-04-08 17:50:51 时间, 由版主 于德利 编辑

If Tony’s father must take a
different route every day to
prevent a robbery attempt,
how many different paths
down and to the left can he
take from the hotel to the
bank?

所有跟帖： 

• 回复：My daughter's 3rd grade math. Need help... -路过，所以飘过- ♂ 给 路过，所以飘过 发送悄悄话 (86 bytes) () 01/17/2010 postreply 20:35:36

• Looks more than that -JIAYANGGUIZI2- ♂ 给 JIAYANGGUIZI2 发送悄悄话 (28 bytes) () 01/17/2010 postreply 20:48:56

• 70 -jinjing- ♀ 给 jinjing 发送悄悄话 (0 bytes) () 01/17/2010 postreply 21:11:32

• 回复：回复：My daughter's 3rd grade math. Need help... -jinjing- ♀ 给 jinjing 发送悄悄话 (43 bytes) () 01/17/2010 postreply 21:02:07

• 回复：回复：回复：My daughter's 3rd grade math. Need help... -jinjing- ♀ 给 jinjing 发送悄悄话 (22 bytes) () 01/17/2010 postreply 21:10:41

• 回复：My daughter's 3rd grade math. Need help... -绿苹果园- ♀ 给 绿苹果园 发送悄悄话 (458 bytes) () 01/17/2010 postreply 23:58:46

• 回复：回复：My daughter's 3rd grade math. Need help... -JIAYANGGUIZI2- ♂ 给 JIAYANGGUIZI2 发送悄悄话 (104 bytes) () 01/18/2010 postreply 08:13:58

• 回复：回复：回复：My daughter's 3rd grade math. Need help... -Jinjing- ♀ 给 Jinjing 发送悄悄话 (332 bytes) () 01/18/2010 postreply 10:28:05

• 回复：回复：回复：回复：My daughter's 3rd grade math. Need help... -JIAYANGGUIZI2- ♂ 给 JIAYANGGUIZI2 发送悄悄话 (137 bytes) () 01/18/2010 postreply 10:45:37

• explain the "70" -longsky- ♂ 给 longsky 发送悄悄话 (491 bytes) () 01/18/2010 postreply 09:56:06

• 一躬到地谢诸侠回复 -JIAYANGGUIZI2- ♂ 给 JIAYANGGUIZI2 发送悄悄话 (0 bytes) () 01/18/2010 postreply 10:47:35

请您先登陆，再发跟帖！