conversations.from: human
conversations.value: Provide a step by step solution for the following math problem: John takes a 20-foot log and cuts it in half.  If each linear foot of the log weighs 150 pounds how much does each cut piece weigh?
conversations.from: assistant
conversations.value: Each cut piece is 20/2=10 feet long
  So they each weigh 10*150=1500 pounds