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 Form 2 Mathematics Video Questions and Answers on Linear Motion

The distance between towns M and N is 280 km, A car and a lorry travel from M to N. The average speed of the lorry is 20km/h less than that of the car. The lorry takes 1h 10 minutes more than the car to travel from M to N. (a) If the speed of the lorry is x km/h, find x. (b) The lorry left town M at 8.15 a.m. The car left town M later and overtook the lorry
at 12.15 p.m. Calculate the time the car left town M

 (8m 18s)
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