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A courier van left location A for location B at 4 p.m. and began travelling at a speed of 24 km/h.
A lorry left location B for location A at the same time and began moving at a speed of 18 km/h.
At 4.20 p.m. , the two vehicles had not passed each other and were 11 km apart.
Find the distance between the two locations if both vehicles travelled on the same road.