# 7.4-7.6 Proportionality

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represent constant rates of change in mathematical and real-world problems given pictorial, tabular, verbal, numeric, graphical, and algebraic representations, including d = rt
calculate unit rates from rates in mathematical and real-world problems
determine the constant of proportionality (k = y/x) within mathematical and real-world problems
solve problems involving ratios, rates, and percents, including multi-step problems involving percent increase and percent decrease, and financial literacy problems
convert between measurement systems, including the use of proportions and the use of unit rates
generalize the critical attributes of similarity, including ratios within and between similar shapes
describe π as the ratio of the circumference of a circle to its diameter
solve mathematical and real-world problems involving similar shape and scale drawings
represent sample spaces for simple and compound events using lists and tree diagrams
select and use different simulations to represent simple and compound events with and without technology
make predictions and determine solutions using experimental data for simple and compound events
make predictions and determine solutions using theoretical probability for simple and compound events
find the probabilities of a simple event and its complement and describe the relationship between the two
use data from a random sample to make inferences about a population
solve problems using data represented in bar graphs, dot plots, and circle graphs, including part-to-whole and part-to-part comparisons and equivalents
solve problems using qualitative and quantitative predictions and comparisons from simple experiments
determine experimental and theoretical probabilities related to simple and compound events using data and sample spaces

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