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27 votes
27 votes
Margaret drove to a business appointment at 70 mph. Her average speed on the return trip was 60 mph. The return trip took 1/3 hr longer because of heavy traffic. How far did she travel to the appointment?​

Margaret drove to a business appointment at 70 mph. Her average speed on the return-example-1
User Rozky
by
2.7k points

1 Answer

10 votes
10 votes

Answer:

70t = 60t + 10

10t = 10

t = 1 hour

----------

1 hour 70 mi/hr = 70 miles

Explanation:

User Bit
by
2.4k points
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