SOLUTION: Someone drove to the city at a rate of 50 km/h. He returned along the same route at a faster speed, making his average rate for the round trip 60 km/h.
What was his returning spee
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-> SOLUTION: Someone drove to the city at a rate of 50 km/h. He returned along the same route at a faster speed, making his average rate for the round trip 60 km/h.
What was his returning spee
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Question 306365: Someone drove to the city at a rate of 50 km/h. He returned along the same route at a faster speed, making his average rate for the round trip 60 km/h.
What was his returning speed? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Ave speed = (total distance)/(total time)
Let = distance to city
Let = his returning speed
given: = time to get to city
Multiply both sides by
His return speed was 75 mi/hr
