irb(main):001:0> require "methods.rb"
LoadError: cannot load such file -- methods.rb
	from /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
	from /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
	from (irb):1
	from /usr/bin/irb:12:in `<main>'
irb(main):002:0>