



Demonstrate how problems can be solved using different but related approaches involving ratios, rates, percentages, and proportions.
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- Start with a simple example involving two familiar quantities, like the number of apples and oranges.
- Understanding the cost-benefit ratio of different products or services.
- Using ratios responsibly to avoid misleading or unfair comparisons. How can you use ratios to understand the scale of large numbers or very small numbers?
- Understanding the odds in betting (which are based on ratios).
- What is the dependency ratio?
- Understanding ratios helps us interpret information presented in the media and make informed decisions. Can a ratio be a fraction, and can a fraction be a ratio?
- Incorrectly calculating compound ratios.
- The ratio of apples to oranges in a basket is 3 2. Is this a ratio or a rate?
- What is the difference between odds and probability (which involves ratios)? How are ratios used in genetics?
- Comparing unit prices at the grocery store.
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