Question
City T and City U were 672 km apart. At 11.16 a.m., Parry set off from City T travelling at 80 km/h towards City U, while Jan set off from City U travelling towards City T. They met on their way at 3.16 p.m. Find Jan's average speed.
3 m

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City T and City U were 672 km apart. At 11.16 a.m., Parry set off from City T travelling at 80 km/h towards City U, while Jan set off from City U travelling towards City T. They met on their way at 3.16 p.m. Find Jan's average speed.