prompt: Five coaster vans are used to transport students for their field trip. Each van carries 28 students, 60 of which are boys. How many are girls?
messages.content: Five coaster vans are used to transport students for their field trip. Each van carries 28 students, 60 of which are boys. How many are girls?
messages.role: user
messages.content: There are a total of 5 vans x 28 students = <<5*28=140>>140 students.
  If 60 are boys, then 140 - 60 = <<140-60=80>>80 of these students are girls.
  #### 80
messages.role: assistant