SOLUTION: A dragon flies 240km to dragon mountain. The dragon's average speed was 120km/hour. The dragon picked up some heavy magical dragon things, so the dragon's average speed for the 240

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Question 1063192: A dragon flies 240km to dragon mountain. The dragon's average speed was 120km/hour. The dragon picked up some heavy magical dragon things, so the dragon's average speed for the 240km flight home was 80km/hour. What was the dragon's average sped in km/hour for the entire round trip?
Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
we use the formula rate * time = distance
:
total distance flown by the dragon = 240 + 240 = 480 km
:
the dragon took 2 hours to fly to the mountains and 3 hours to fly back for a total of 5 hours
:
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dragons average rate is 480 / 5 = 96 km per hour
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