prompt: Dana has 15 more pencils than Jayden, who has twice as much as Marcus. How many more pencils does Dana have than Marcus, if Jayden has 20 pencils?
messages.content: Dana has 15 more pencils than Jayden, who has twice as much as Marcus. How many more pencils does Dana have than Marcus, if Jayden has 20 pencils?
messages.role: user
messages.content: Dana has 15 more pencils than Jayden who has 20, so Dana has 20+15 = <<20+15=35>>35 pencils
  Jayden has 20 pencils which is twice as much as Marcus's so Marcus has 20/2 = <<20/2=10>>10 pencils
  Dana has 35-10 = <<35-10=25>>25 more pencils than Marcus
  #### 25
messages.role: assistant