Question
At 1.15 p.m., a car left Town D for Town E at an average speed of 73 km/h, while a truck left Town E for Town D at an average speed of 68 km/h. At 6.15 p.m., the two vehicles were 18 km apart. How far apart were the two towns?
3 m

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At 1.15 p.m., a car left Town D for Town E at an average speed of 73 km/h, while a truck left Town E for Town D at an average speed of 68 km/h. At 6.15 p.m., the two vehicles were 18 km apart. How far apart were the two towns?