A certain passenger train travels at the rate of 42 km/hr, and a goods train whose length is half of the passenger train, travels at 33 km/hr. When the two are travelling in the same direction it takes 50 seconds to cross each other. How long does it take the two trains to pass each other when they are travelling in opposite directions?
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thanks again for your help
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Answer:
Step-by-step explanation: 6sec
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