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# Tricky Algebra Question watch

1. A train sets of at 10:00 and travels at 60 km/hr. Another train sets off at 11:00 and travels at 100 km/hr. How many hours does it take the second train to catch up with the first?
2. well they have both traveled the same distance ? let the time taken for the first train to reach the crossing point be T. the second train thus takes T -1 hours.

the distance of the first train is Speed * Time...

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Updated: October 31, 2017
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