Ratio, Rate, and Proportion
If there are seven boys and twelve girls in a class, then the ratio of boys to girls can be expressed as 7 to 12, , or 7:12. A ratio compares the size, or magnitude, of two...
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Proportions
The concept of proportion is closely related to the concept of ratio; it is nearly impossible to discuss one without defining the other. Specifically, a proportion is an equation of two eq...
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Ratio, Rate, and Proportion
Proportions