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Current Topic :

Speed

1)

Mr Lau took 7 hours to travel from Town A to Town B while Mr Tay took 8 hours to travel from Town B to Town A. Both of them did not change their speed throughout the journey. Both of them started their journey at the same time and travelled towards each other. 3 hours later they were 110 km apart. What was the speed Mr Lau was travelling?

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$

Answer :

km/h

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