Question
Zara left home at 11.45 a.m. and drove towards the town. 2 hours later, her auntie left their home and drove towards the same town at 81 km/h. When the auntie reached the town at 5.45 p.m., Zara had another 3 km to travel. What was Zara’s average speed? Express your answer in mixed number.
3 m

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Zara left home at 11.45 a.m. and drove towards the town. 2 hours later, her auntie left their home and drove towards the same town at 81 km/h. When the auntie reached the town at 5.45 p.m., Zara had another 3 km to travel. What was Zara’s average speed? Express your answer in mixed number.