Answer: 63.
Step-by-step explanation: In order to find how fast she runs 6 miles, it'd be convenient to know how fast she runs in 1 mile. So:
8 miles = 84 minutes.
8/8 = 1
84 / 8 = 10.5
6 x 1 = 6
10.5 x 6= 63.
Answer:63Minutes
Explanation:
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