A car travels the first 19 km of its journey at
an average speed of 57 km/h and the remaining
...
Mathematics, 11.12.2020 05:10 hgtfdtdytrytdy748
A car travels the first 19 km of its journey at
an average speed of 57 km/h and the remaining
55 km at an average speed of 110 km/h. Find the
average speed of the car for its entire journey.
Answers: 2
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