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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Two trains are moving towards each other with speeds 50 km/hr and 55 km/hr from different stations R and S. While they meet, the second train from station S has covered 20 km more distance than the first train which starts from station R. What is the distance between the two stations?
Solution
Distances are proportional to speeds.Ratio $= 50:55 = 10:11$
Difference $= 1$ part $= 20$ km
Total distance $= 21 imes 20 = 420$ km
Hence, the distance is 420 km.
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