prompt: John is twice as old as Mary and half as old as Tonya. If Tanya is 60, what is their average age?
messages.content: John is twice as old as Mary and half as old as Tonya. If Tanya is 60, what is their average age?
messages.role: user
messages.content: John is 30 because 60 / 2 = <<60/2=30>>30
  Mary is fifteen because 30 / 2 = <<30/2=15>>15
  Their total age is 105 because 60 + 30 + 15 = <<60+30+15=105>>105
  Their average age is 35 because 105 / 3 = <<105/3=35>>35
  #### 35
messages.role: assistant