Please answer this question.
Asked by ubedullah | 16th Sep, 2008, 08:17: PM
Expert Answer:
Let the speed of train be v.From given conditions,
360/(v+5) +1 =(360/v)
1=360(5)(v(v+5))
v2 +5 v - 1800=0
Soling and neglecting negetive value,v=45 km/h
Answered by | 17th Sep, 2008, 11:49: AM
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