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2 years ago

15

Leila runs 4 miles in 30 minutes. At the same rate, how many minutes would she take to run 10 miles?

2 answers:

omeli [17]2 years ago

6 0

$\bf \begin{array}{ccllll}
miles&minutes\\
\textendash\textendash\textendash\textendash\textendash\textendash&\textendash\textendash\textendash\textendash\textendash\textendash\\
4&30\\
10&x
\end{array}\implies \cfrac{4}{10}=\cfrac{30}{x}$

solve for "x"

Marizza181 [45]2 years ago

3 0

30/4=7.5. 7.5 minutes every mile... That means that she ran 75 minutes

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