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[tex]unit\ rate=\frac{distance}{time}\\\\ distance=44\frac{1}{3} miles\\ time=1\frac{1}{3}hour\\\\ unit\ rate=\frac{44\frac{1}{3}}{1\frac{1}{3}}=\ \ \ | make\ improper\ fractions\\ \frac{\frac{133}{3}}{\frac{4}{3}}=\frac{133}{3}*\frac{3}{4}=\frac{133}{4}=33\frac{1}{4}\\\\ unit\ rate= 33\frac{1}{4}\frac{miles}{hour} [/tex]

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