ap_numbers.rb

def ap_less_than_10(number)
  lookup = {
    1 => "one",
    2 => "two",
    3 => "three",
    4 => "four",
    5 => "five",
    6 => "six",
    7 => "seven",
    8 => "eight",
    9 => "nine",
    10 => "ten"
  }
  number = number <= 10 ? lookup[number] : number
end

def to_ap(num)
  if num < 11
    wordy_num = Array['zero', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine', 'ten']
    return wordy_num[num]
  end
  num
end