conversations.from: human
conversations.value: Explain how to solve this math problem: A teacher teaches 5 periods a day and works 24 days a month. He is paid $5 per period. if he has been working for 6 months now how much has he earned in total?
conversations.from: assistant
conversations.value: The amount paid to the teacher per day is 5 periods * $5 / period = $25 per day.
  The amount paid for 24 days is $25 / day * 24 days = $600.
  The total amount for 6 months is $600 * 6 = $3600.