Mathematics, 16.11.2020 16:40 hrijaymadathil

Anna rode her bike to school one morning, a distance of 15 km, at an average speed of 20 km/h. It was raining in the afternoon, so Anna decided to take the bus home. The bus trip home took 30 minutes. What was Anna's average speed for the return journey to and from school?

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Anna rode her bike to school one morning, a distance of 15 km, at an average speed of 20 km/h. It wa...

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