conversations.from: human
conversations.value: Find the answer to the math problem: John buys 1/2 gallon jugs of cold brew coffee every 4 days.  How many cups of coffee does he drink a day?
conversations.from: assistant
conversations.value: He drinks 128/2 = 64 ounces of coffee every 4 days
  That means he drinks 64/4 = 16 ounces of coffee a day
  So he drinks 16/8 = 2 cups a day