SOLUTION: Calculate the average speed of a vehicle in km/h traveling at 36 km/h for 20 minutes and then at 25 m/s for 30 minutes.

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Question 880281: Calculate the average speed of a vehicle in km/h traveling at 36 km/h for 20 minutes and then at 25 m/s for 30 minutes.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
total Distance/total time = average speed
%2836kmph%2820%2F60%29+%2B+25kmph%2830%2F60%29%29%2F%2850%2F60%29+=+%28720+%2B+750%29%2F50= 29.4kmph