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13-09-2022
Mathematics

Answered

A train travels between two cities. the time the trip takes is inversely
proportional to the average speed of the train. the trip takes 7 hours
at an average speed of 50 miles per hour. how long would the trip
take if the average speed is 70 miles per hour?

options
a.27hr
b.9.8hr
c.6.3hr
d.5hr

Answer :

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