conversations.from: human
conversations.value: Javier exercised for 50 minutes every day for one week. Sanda exercised for 90 minutes on each of three days. How many minutes did Javier and Sanda exercise in total?
conversations.from: assistant
conversations.value: Javier = 50 * 7 = 350 minutes
  Sanda = 90 * 3 = 270 minutes
  Total = 350 + 270 = 620 minutes
  Together Javier and Sanda exercised for 620 minutes.