Question
At 12.47 p.m., a car left Town R for Town S at an average speed of 82 km/h, while a truck left Town S for Town R at an average speed of 61 km/h. At 7.47 p.m., the two vehicles were 23 km apart. How far apart were the two towns?
3 m

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At 12.47 p.m., a car left Town R for Town S at an average speed of 82 km/h, while a truck left Town S for Town R at an average speed of 61 km/h. At 7.47 p.m., the two vehicles were 23 km apart. How far apart were the two towns?