Asked by Pls help

A train took 1 hour 15 minutes to travel a distance of 90 kilometres. What was the speed of the train in km/h?
Answered by mathhelper
1 hour and 15 minutes = 5/4 hours
speed = distance/time = 90/(5/4) km/h
= 72 km/h
Answered by Pls help
Thank you so much! This just what i needed
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