03-12-2017
Mathematics

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Marneshire walked 3/8 of a mikes in 3/5 of an hour. What equation can be used to calculate her unit rate in miles per hour

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03-12-2017

[tex]\bf m=\cfrac{rise}{run}\implies \cfrac{\quad \frac{3}{8}~mile\quad }{\frac{3}{5}~hour} \\\\\\ m=\cfrac{\quad \frac{3}{8}\quad }{\frac{3}{5}}\implies m=\cfrac{\underline{3}}{8}\cdot \cfrac{5}{\underline{3}}\implies m=\cfrac{5~miles}{8~hour}\implies m=0.625~\frac{miles}{hour}[/tex]

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