SOLUTION: help anyone???explanation and answer Cookies are sold singly or in packages of 13 or 39. With this packaging, how many ways can you buy 78 cookies?

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Question 975015: help anyone???explanation and answer


Cookies are sold singly or in packages of 13 or 39.
With this packaging, how many ways can you buy 78 cookies?

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
I did this one 2 days ago.