very new to rails

what can rails do that ruby can't? I want to know the benefits of ruby
on rails.

Thanks in advance

Joe

Ruby on Rails is a web framework that uses the language Ruby to serve content to the web. It takes care of all the plumbing that you would otherwise have to write by hand, saving you thousands of hours of work.

To learn more about the features of Ruby On Rails go to http://guides.rubyonrails.org/