Mathematics · Speed, Time and Distance
A train X starts from a place at a speed of 50 km/h. After 1 hour, another train Y starts from the same place in the same direction at a speed of 70 km/h. After how many hours from the starting of train X will train Y cross train X?
- 194 hours
- 272 hours✓
- 352 hours
- 43 hours
Correct answer
72 hours
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