Normalish FizzBuzz

normalish.rb

class FizzBuzz
  def self.find_answers_for(max)
    1.upto(max).each do |n|
      result = ''
      result << 'Fizz' if n % 3 == 0
      result << 'Buzz' if n % 5 == 0
      result = n if result.empty?
      result
    end
  end
end
puts Benchmark.measure { FizzBuzz.find_answers_for(1000000) }
# 0.160000   0.010000   0.170000 (  0.177896)