Question
At 12.44 p.m., a car left Town X for Town Y at an average speed of 86 km/h, while a truck left Town Y for Town X at an average speed of 76 km/h. At 8.44 p.m., the two vehicles were 21 km apart. How far apart were the two towns?
3 m

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At 12.44 p.m., a car left Town X for Town Y at an average speed of 86 km/h, while a truck left Town Y for Town X at an average speed of 76 km/h. At 8.44 p.m., the two vehicles were 21 km apart. How far apart were the two towns?