markdokes markdokes

06-12-2017
Mathematics

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Rosa can run 4 miles in 56 minutes.how many miles does Rosa run if she runs for 42 minutes

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jdoe0001 jdoe0001

06-12-2017

[tex]\bf \begin{array}{ccll} miles&minutes\\ \text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\ 4&56\\ m&42 \end{array}\implies \cfrac{4}{m}=\cfrac{56}{42}\implies \cfrac{4\cdot 42}{56}=m[/tex]

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