Respuesta :

You can use the following formula:

[tex]d=v\cdot t[/tex]

where:

d = distance

v = speed

t = time

so:

[tex]\begin{gathered} t=4\frac{1}{2}=\frac{9}{2}h \\ v=70mph \\ d=\frac{9}{2}\cdot70 \\ d=315mi \end{gathered}[/tex]

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