Question
City G and City H were 504 km apart. At 9.43 a.m., Parry set off from City G travelling at 77 km/h towards City H, while Jan set off from City H travelling towards City G. They met on their way at 12.43 p.m. Find Jan's average speed.
3 m

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City G and City H were 504 km apart. At 9.43 a.m., Parry set off from City G travelling at 77 km/h towards City H, while Jan set off from City H travelling towards City G. They met on their way at 12.43 p.m. Find Jan's average speed.