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9. A train leaves Hyderabad at 6.30 a.m. and proceeds towards Delhi at 48 km/hr. Anothertrain leaves Delhi at 6.30 a.m. and proceeds towards Hyderabad at 60 km/hr. When andwhere will they cross each other if the distance between these two stations is 1800 km ? |
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Answer» Let after t time they cross each otherdistance tavel by first in t time S1=48tagain distance tavel by second train in t time S2=60t if they cross each other then sum of distance =1800 km hence, 48t +60t=1800t=1800/108=200/12 =16.6667 hour also they cross from hydrabad =16.6667 x48=800 km |
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