Math, asked by ishtiaqkhaaksaar, 10 months ago

A man travels a distance of 20 miles at 60 miles per hour and then returns over the same route at 40 miles per hour.what is his average rate for the round trip in miles per hour?​

Answers

Answered by kapilsir8182
1

Answer:

24miles/hr.

Step-by-step explanation:

Distance=20miles

speed =60miles/hr.

Time=20/60=1/3hr.

speed=40miles/hr.

Time=20/40=1/2

Total time=1/3+1/2

=5/6hr.

Total distance=20miles

Average speed=Total distance/Total time

=20/5/6=24miles/hr.

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