Respuesta :

3 2/5 = 17/5 

(17/5 mi)/(5/6 hr) = 102/25 mi/hr

Answer:

[tex]4\frac{2}{25}[/tex] miles per hour

Step-by-step explanation:

Sandy can jog a distance  [tex]3\frac{2}{5}[/tex] miles or  [tex]\frac{17}{5}[/tex]  in the duration =  [tex]\frac{5}{6}[/tex] hours

Since speed =  [tex]\frac{distance}{time}[/tex]

We plug in the values of distance and time in the formula of speed.

Speed = [tex]\frac{\frac{17}{5}}{\frac{5}{6}}[/tex]

           =  [tex]\frac{17}{5}[/tex] ×  [tex]\frac{6}{5}[/tex]

           =  [tex]\frac{102}{25}[/tex]

           =  [tex]4\frac{2}{25}[/tex] miles per hour

Her average speed is  [tex]4\frac{2}{25}[/tex] miles per hour.