$1.75 flat + $0.45 tax = $2.2 total per mile
$12 limit/$2.2 price per mile = 5.45 miles
Hope this helps!
katie can travel 3.08 miles without exceding her budget.
=see 1.75 = 0.45
= 12 = x
= cross multiply 12x0.45 = 1.75x
= 5.4 = 1.75x
= divide 5.4/1.75 = x
= answer 3.08 = x
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