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Answer:
The speed of the train is 40km/hr
Step-by-step explanation:
Given,
Distance = 360km
Let the speed be x
When increased by 5 = x+5
360/x - 360/x+5 = 1
x² + 5x -1800=0
By factorisation meathod
x² + 45x - 40x -1800 =0
x=40,-45
As speed cannot be in negative so x will be 40.
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