prompt: It takes 20 minutes for John to go to the bathroom 8 times.  How long would it take to go 6 times?
messages.content: It takes 20 minutes for John to go to the bathroom 8 times.  How long would it take to go 6 times?
messages.role: user
messages.content: He spends 20/8=<<20/8=2.5>>2.5 minutes each time he goes in
  So it would take 2.5*6=<<2.5*6=15>>15 minutes to go 6 times
  #### 15
messages.role: assistant