prompt: There is a road stretching 3 miles from the base camp to the chain challenge. Every 20 minutes, a car comes down the road from the base camp towards the chain challenge. How many hours have passed once 30 cars have come down the road?
messages.content: There is a road stretching 3 miles from the base camp to the chain challenge. Every 20 minutes, a car comes down the road from the base camp towards the chain challenge. How many hours have passed once 30 cars have come down the road?
messages.role: user
messages.content: 20*30 = <<20*30=600>>600 minutes have passed.
  600/60 = <<600/60=10>>10 hours have passed.
  #### 10
messages.role: assistant