prompt: Jake agrees to work part of his debt off.  He owed someone $100 but paid them $40 before agreeing to work off the rest.   He worked for $15 an hour.  How many hours did he have to work?
messages.content: Jake agrees to work part of his debt off.  He owed someone $100 but paid them $40 before agreeing to work off the rest.   He worked for $15 an hour.  How many hours did he have to work?
messages.role: user
messages.content: He has to work off $100-$40=$<<100-40=60>>60.
  So he has to work $60/15=<<60/15=4>>4 hours
  #### 4
messages.role: assistant