prompt: Fabian went to a park to get some fresh air. He decided to walk there for 3 hours. Every hour he covers 5 kilometers. How many more hours did Fabian need to walk to reach a total of 30 kilometers?
messages.content: Fabian went to a park to get some fresh air. He decided to walk there for 3 hours. Every hour he covers 5 kilometers. How many more hours did Fabian need to walk to reach a total of 30 kilometers?
messages.role: user
messages.content: To walk 30 kilometers, Fabian would need to walk for 30 km / 5 km/hour = <<30/5=6>>6 hours.
  As he had already walked for 3 hours, he would need to walk for another 6 hours - 3 hours = 3 hours.
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messages.role: assistant