1. Remove the content from the website.
2. Make it this way that when someone searches for the content on your site, they can't find it.
3. Change the information so that your site shows up as a link to something more appealing to search engine users.

To find keyword density, you'll take the number of times you've mentioned your keyword on your page and divide it by the total number of words on the page. You can turn this ratio into a percentage by multiplying your result by 100.