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Explain the relationship between two inversely proportional quantities.
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tỷ số và tỷ lệ 2in1
- How can you create equivalent ratios? How do you simplify a ratio?
- Set up an equation based on the cost per kg and the ratio of the feeds.
- Describe how to find the total number of students in the class. A map has a scale of 1 cm 50 km. If two cities are 3 cm apart on the map, what is the actual distance between them?
- Explain the meaning of some common financial ratios.
- Explain different interpolation techniques and how they relate to scaling ratios.
- Describe how to extend the concept to more than three quantities. A bag contains red, blue, and green marbles in the ratio 3 4 5. If there are 60 marbles in total, how many of each color are there?
- How can ratios highlight disparities?
- Describe the difference between absolute and relative change. If a quantity is increased by 25%, what is the new quantity as a ratio of the original quantity?
- Explain the conversion of volume units. If $1 is equal to 0.85 euros, how many euros are equal to $100?
- Explain the relationship between these quantities using ratios.
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