tasioabhappleanna tasioabhappleanna

08-07-2016
Mathematics

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salma went for a drive in her new car. she drove for 332.8 miles at a speed of 52 miles per hour. for how many hours did she drive?

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dalendrk dalendrk

18-07-2016

[tex]\begin{array}{ccc}52mi&-&1h\\332.8mi&-&xh\end{array}\ \ |cross\ multiply\\\\52x=1\cdot332.8\\\\52x=332.8\ \ \ |divide\ both\ sides\ by\ 52\\\\\boxed{x=6.4\ (h)}[/tex]

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