Question 1133707
per gallon means per every one gallon. Let the number of miles be x:
1 gallon = x miles
22 = 424
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{{{1/22 = x/424}}}
cross multiply:
{{{1 * 424 = 22x}}}
now solve for x:
{{{22x = 424}}}
{{{x = 424/22}}} Use your calculator, divide to get your answer