.rb

  def converted_dimensions(width, height)
    result = format_length(*width.divmod(12))
    result << " x "
    result << format_length(*height.divmod(12))
  end
  
  def format_length(ft,inches)
    result = ""
    result = "#{ft.to_i}' " if ft > 0
    result = "#{result}#{inches}\""
  end