conversations.from: human
conversations.value: From Monday to Friday, Elle practices piano for 30 minutes. On Saturday, she practices piano three times as much as on a weekday. There is no practice on Sunday.  How many hours does Elle spend practicing piano each week?
  Give me a solution to this problem
conversations.from: assistant
conversations.value: From Monday to Friday, Elle practices 0.50 x 5 = 2.5 hours.
  On Saturday, she practices 0.50 x 3 = 1.5 hours.
  Each week, Elle practices piano for 2.5 + 1.5 = 4 hours.