Arizona's College and Career Ready Standards
AZ.7.RP. Ratio and Proportion (RP)
7.RP.A. Analyze proportional relationships and use them to solve mathematical problems and problems in real-world context.
7.RP.A.2. Recognize and represent proportional relationships between quantities.
7.RP.A.2.b. Identify the constant of proportionality (unit rate) in tables, graphs, equations, diagrams, and verbal descriptions of proportional relationships.