Average

What is the average speed of the car, where half of the distance covered passed at a speed of 64 km/h and the other half at 82 km/h?

Correct answer:

v =  71.89 km/h

Step-by-step explanation:

t=2v1s+2v2s  v=ts=2v1s+2v2ss  v=v1+v22v1v2 v=64+8226482=71.89 km/h



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