The car travels the first 3 km of the way in 5 minutes, and the next 10 km in 10 minutes.
| December 15, 2020 | education
The car travels the first 3 km of the way in 5 minutes, and the next 10 km in 10 minutes. What is the average speed of the car along the way?
S = 3 km + 10 km = 13 km is the whole way.
t = 5 min + 10 min = 15 min = 0.25 hours is all the time
Vcp = 13 km: 0.25 h = 52 km / h is the average speed.
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