Mary can jog twice as fast as she can walk. She was able to jog the first 10.5 miles to her grandmother's house, but then she tired and walked the remaining 2.5 miles. If the total trip took 1.55 hours, then what was her average jogging speed?
Answers
Answered by
1
Answer:
11kph
Step-by-step explanation:
2.5×x ÷1.55×2.5
=11
Answered by
0
Answer:
ici
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