Answer:
She has walked <u>7233.6 ft</u>
Step-by-step explanation:
13.7 miles ÷ 10 = 1.37 miles
1 mile = 5280 ft
5280 x 1.37 = 7233.6 ft (or 7234 if rounded to the nearest ft)
Solution:
<u>Note that:</u>
<u>Finding x.</u>
<u>Finding z.</u>
420 miles in 7 hours
420/7
60 miles per hour