Question
Abi left home at 11.20 a.m. and drove towards the suburb. 3 hours later, her uncle left their home and drove towards the same suburb at 91 km/h. When the uncle reached the suburb at 7.20 p.m., Abi had another 5 km to travel. What was Abi’s average speed? Express your answer in mixed number.
3 m

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Abi left home at 11.20 a.m. and drove towards the suburb. 3 hours later, her uncle left their home and drove towards the same suburb at 91 km/h. When the uncle reached the suburb at 7.20 p.m., Abi had another 5 km to travel. What was Abi’s average speed? Express your answer in mixed number.