



What are some examples of combined variation in everyday life?
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tỷ lệ và tỷ số
- Applying the equation to solve for unknown quantities. Checking the units and reasonableness of the answer.
- How is a decimal related to a ratio?
- Variations in culinary traditions and recipes.
- Errors in percentage calculations.
- What is unemployment rate?
- Determining bearings and directions. How are ratios and proportions used in data analysis and statistics?
- Dilution of medications. How are ratios and proportions used in environmental monitoring?
- What does the graph of a direct proportion look like? What does the graph of an inverse proportion look like?
- Online tutorials and videos.
- How can ratios be used to compare the likelihood of different events? How are ratios and proportions used in genetics?
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