Question
At 1.44 p.m., a car left Town R for Town S at an average speed of 81 km/h, while a truck left Town S for Town R at an average speed of 64 km/h. At 8.44 p.m., the two vehicles were 19 km apart. How far apart were the two towns?
3 m

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At 1.44 p.m., a car left Town R for Town S at an average speed of 81 km/h, while a truck left Town S for Town R at an average speed of 64 km/h. At 8.44 p.m., the two vehicles were 19 km apart. How far apart were the two towns?