Dr. Eggman's Ice Cream Predicament

Topic: Probability, Counting & Combinatorics
Views -

It is Dr. Eggman's birthday today and he is in quite a jam.

As the owner of an ice cream shop, he decides to have a sundae special, to celebrate his birthday. But Dr. Eggman's joy is cut short when he attempts to work out a potentially money-making scheme.

Common Core Standards: 7.SP.8
Problem #: 
193 (2012-2013)
Problem Difficulty Level: 5 [?]