SOLUTION: The distance berween two cities is 175 miles if a trip took 3.5 hrs and the return trip along the same route took 4 hrs. what was the average rate of travel

Question 979273: The distance berween two cities is 175 miles if a trip took 3.5 hrs and the return trip along the same route took 4 hrs. what was the average rate of travel
Answer by josgarithmetic(39625) (Show Source): You can put this solution on YOUR website!
Given variables assigned:

_________________speed__________time_________distance
GO______________________________u_____________d
BACK____________________________v_____________d
Total__________________________u+v___________2d

The average "rate of travel" is asked, but the two rates for going and returning are not needed.

Average rate,
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