channel.rb

class Channel
  attr_accessor :channel_number
  def initialize(channel_number)
    @channel_number = channel_number
  end

  def change_channel(channel_number)
    puts "You are changing channels"
    @channel_number = channel_number
  end

end

channel = Channel.new(35)

show.rb

class Show
  def initilize(channel)
    @channel = channel
  end

  def sports
    if channel.even?
      puts "You are watching ESPN nba"
    else 
      puts "You are watching ESPN soccer"
    end
  end

  def movies
    if channel.even?
      puts "You are now watching LOL Live"
    else
      puts "you are now watching John code"
    end
  end
end

  show = Show.new(30)
  show.sports

television.rb

#Quick Challenge
class Television
  def turn_on
    puts "TV on"
  end

  def turn_off
    puts "TV OFF"
  end

  def change_channel
    puts "changing channel"
  end

  def sound_on
    puts "on"
  end

  def sound_off
    puts "off"
  end
end

tv = Television.new
tv.turn_on