3 years ago

How long will it take you to ski a distance of 24 miles at a speed of 6 miles per 30 minuets

1 answer:

7 0

$\bf \begin{array}{ccll} miles&minutes\\ \cline{1-2} 6&30\\ 24&x \end{array}\implies \cfrac{6}{24}=\cfrac{30}{x}\implies x=\cfrac{24\cdot 30}{6}\implies \stackrel{\textit{2 hours}}{x=120}$

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