# SOLUTION: Two trains T1 & T2 travelling in opposite directions,on parallel tracks,are just beginning to pass one another. Train T1 is 72 metres longand is travelling at 108 kilometres par ho

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 Question 549234: Two trains T1 & T2 travelling in opposite directions,on parallel tracks,are just beginning to pass one another. Train T1 is 72 metres longand is travelling at 108 kilometres par hour (108km/h. T2 is 78 metres long and is travelling at 72 kilometres per hour (72km/h). Please assist in getting the time in seconds the trains take to completely pass each otherAnswer by mananth(12270)   (Show Source): You can put this solution on YOUR website!Train T1 is 72 metres long and is travelling at (108km/h. T2 is 78 metres long and is travelling (72km/h). T1 & T2 are travelling in opposite directions so add up speed = 108+72=180 km/h Distance = sum of lengths of trains (72+78)=150 m= 0.15km time = d/r t=0.15/180 t=0.00083 hours 1 hour = 3600 seconds 0.000833*3600= 3 seconds Time to pass= 3 seconds m.ananth@hotmail.ca