SOLUTION: It is a simultaneous and liner equation word problem:
A train takes 7hrs to travel from station A to stationB.If its speed increased by 19km/h,it will take 1hr less to complete th
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Question 877246: It is a simultaneous and liner equation word problem:
A train takes 7hrs to travel from station A to stationB.If its speed increased by 19km/h,it will take 1hr less to complete the journey.Find the distance between two stations.
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
r*7 = d
(r+19)6 = d
7r = 6r + 114
r = 114 km/h
r*t = d
114 * 7 = 798
distance between station A and station B is 798 km
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