3 years ago

A train travels 59 kilometers in 4 hours, and then 70 kilometers in 5 hours. What is its average speed?

1 answer:

7 0

We know that

<span>[average speed]=distance/time
distance=59+70-----> 129 km
time=4+5----> 9 hours
</span>
[average speed]=129/9----------> 14.33 km/hour

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