conversations.from: human
conversations.value: A car driving cross-country traveled 180 miles in 4 hours. At this rate of speed, how many miles further will the car travel in the next 3 hours?
  Give me a detailed solution.
conversations.from: assistant
conversations.value: The car drives 180 miles in 4 hours, so its average speed is 180 miles / 4 hours = 45 miles per hour.
  In the next 3 hours, the car will drive 45 miles/hour * 3 hours = 135 miles.