Answer:
6.5miles per hour ~ 6½ miles per hour
Explanation:
First convert the distance Jessica ran from a mixed number to a improper fraction:
8⅔ equals 26/3.
Since this a unit rate problem divide the miles by the time traveled.
26/3 (miles) ÷ ¾ (hour). When you divide a number by a fraction use (Keep-Change-Flip).
26/3 × 4/3 = 26/4 miles/hour.
Convert improper fraction to mixed number by dividing 26 by 4.
= 6.5miles/ hour. or 6½miles/hour