A train travels at 60 km/h for 0.52 h;
at 30 km/h for the next 0.24h and
at 70 km/h for the next 0.7lh. What is the
average Speed of the train?
a)12.5km/h
b)10km/h
c)20km/h
d)59.9km/h
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Answer:
d)59.9km/h
Step-by-step explanation:
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