SOLUTION: A train runs for 2 hours at speed of 40 km/hr. It run for 4 1/2 hour at speed of 60 km/hr, and then run's for 3 1/2 hours at speed of 70 km/hr. Find the average speed of train?

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: A train runs for 2 hours at speed of 40 km/hr. It run for 4 1/2 hour at speed of 60 km/hr, and then run's for 3 1/2 hours at speed of 70 km/hr. Find the average speed of train?      Log On

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Question 887301: A train runs for 2 hours at speed of 40 km/hr. It run for 4 1/2 hour at speed of 60 km/hr, and then run's for 3 1/2 hours at speed of 70 km/hr. Find the average speed of train?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the total distance.
Divide by the total time.