Vikings Attack!

RMS Express
Topic: Algebraic Expressions & Equations
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When a mean king steals their Christmas dinner, a group of vikings plot their revenge. Using a catapult and some algebraic inequalities, they will try to knock down the king's castle. Will they do it? Will they get their dinner back?
(based on problem 91)

Common Core Standards: 7.EE.4
Problem #: 
91 (2017-2018)
Problem Difficulty Level: 2 [?]