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

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?

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

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

• 70 -jinjing- ♀ (0 bytes) () 01/17/2010 postreply 21:11:32

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

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

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

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

• 回复：回复：回复：My daughter's 3rd grade math. Need help... -Jinjing- ♀ (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- ♂ (137 bytes) () 01/18/2010 postreply 10:45:37

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

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