conversations.from: human
conversations.value: To increase her water intake to the recommended level by her doctor, Happy has to take 40% more cups of water than she takes now. If she is currently drinking 15 cups of water every week, what's the recommended number of cups per week?
conversations.from: assistant
conversations.value: Happy has to take 40/100 * 15 = 6 more cups of water than she takes currently to reach the recommended water intake levels by her doctor.
  In total, she is supposed to drink 6+15 = 21 cups of water every week.