Mr Lim and Mr Tan set off from town P towards town Q at the same time. After a certain time, Mr Lim covered 4/5 of the distance to town Q, while Mr Tan was still 1/3 of the distance away from town Q. Mr Lim’s speed was 10km/h more than Mr Tan’s speed. Mr Lim took 1 h to reach town Q thereafter, while Mr Tan took 1h more than Mr Lim.
(a) Find the average speed of Mr Tan. (Assume both travelled at a steady speed throughout)
(b) Find the distance between town P and town Q.
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Hello I think you answer is a=20kmh b= 23876
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