A car travels the first 19km of its journey at an average speed of 57km/h and the remaining 55km at an average speed of 110km/h. Find the average speed of the car for its entire journey.

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asked Dec 11, 2022 36.2k views

4 votes

A car travels the first 19km of its journey at an average speed of 57km/h and the remaining 55km at an average speed of 110km/h. Find the average speed of the car for its entire journey.

Mathematics
high-school

Thomas Q asked

by Thomas Q

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2 Answers

3 votes

Answer: 14.8km/h

Hope this helps!! Have a good day!!

A car travels the first 19km of its journey at an average speed of 57km/h and the-example-1

A car travels the first 19km of its journey at an average speed of 57km/h and the-example-2

Kent Brewster answered Dec 12, 2022

by Kent Brewster

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7 votes

Answer:

57km /hr+55km/hr÷2 = 56 km/hr

Scott Gribben answered Dec 14, 2022

by Scott Gribben

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