Question
City X and City Y were 639 km apart. At 11.52 a.m., Parry set off from City X travelling at 95 km/h towards City Y, while Jan set off from City Y travelling towards City X. They met on their way at 2.52 p.m. Find Jan's average speed.
3 m

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City X and City Y were 639 km apart. At 11.52 a.m., Parry set off from City X travelling at 95 km/h towards City Y, while Jan set off from City Y travelling towards City X. They met on their way at 2.52 p.m. Find Jan's average speed.