Question
Eric and Daniel started together from the school and ran along a track at the speed of 12 km/h and 9 km/h respectively. How far apart would they be in 30 minutes? Express your answer in km as a mixed number.
2 m

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Eric and Daniel started together from the school and ran along a track at the speed of 12 km/h and 9 km/h respectively. How far apart would they be in 30 minutes? Express your answer in km as a mixed number.