Question
City A and City B were 564 km apart. At 8.31 a.m., Parry set off from City A travelling at 75 km/h towards City B, while Jan set off from City B travelling towards City A. They met on their way at 12.31 p.m. Find Jan's average speed.
3 m

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City A and City B were 564 km apart. At 8.31 a.m., Parry set off from City A travelling at 75 km/h towards City B, while Jan set off from City B travelling towards City A. They met on their way at 12.31 p.m. Find Jan's average speed.