Difference between revisions of "Ratio"

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The '''ratio''' of two numbers, <math>a</math> and <math>b</math>, is their quotient <math>\frac ab</math>.  This ratio can be expressed as <math>\frac ab</math>, <math>a:b</math>, <math>a</math> to <math>b</math>, or simply as a decimal.
 
The '''ratio''' of two numbers, <math>a</math> and <math>b</math>, is their quotient <math>\frac ab</math>.  This ratio can be expressed as <math>\frac ab</math>, <math>a:b</math>, <math>a</math> to <math>b</math>, or simply as a decimal.
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<br>
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Two ratios are considered [[proportion|proportional]] to each other (more specifically, directly proportional) if the two ratios equal each other.  In other words, <math>\tfrac{a}{b} = \tfrac{c}{d}</math>.
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==Problems==
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* Practice Problems on [https://artofproblemsolving.com/alcumus Alcumus]
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** Ratio Basics (Prealgebra)
  
 
== See also ==
 
== See also ==
* [[Algebra]]
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*[[Algebra]]
* [[Phi | The golden ratio]]
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*[[Rate]]
 
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*[[Phi | The golden ratio]]
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{{stub}}
 
[[Category:Definition]]
 
[[Category:Definition]]

Latest revision as of 19:25, 29 December 2023

The ratio of two numbers, $a$ and $b$, is their quotient $\frac ab$. This ratio can be expressed as $\frac ab$, $a:b$, $a$ to $b$, or simply as a decimal.


Two ratios are considered proportional to each other (more specifically, directly proportional) if the two ratios equal each other. In other words, $\tfrac{a}{b} = \tfrac{c}{d}$.

Problems

  • Practice Problems on Alcumus
    • Ratio Basics (Prealgebra)

See also

This article is a stub. Help us out by expanding it.