SOLUTION: A family takes a car trip. They travel for an hour at 90 km/h and then for two hours at 40km/h Find their average speed during the trip

Question 358590: A family takes a car trip. They travel for an hour at 90 km/h and then for two hours at 40km/h Find their average speed during the trip
Found 2 solutions by Alan3354, Fombitz:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Find the total distance.
Divide that by the total time.

Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Rate*Time=Distance

km
km
Average speed is total distance divided by total time.
km/hr or approximately,
km/hr
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