Answers:
• The number of times the keyword is used / (DIVIDED BY) the total word count on page – (MINUS)the total words in HTML on the page
• The number of times the keyword is used X (MULTIPLIED BY) the total word count on page
• The number of times the keyword is used in the page description
• The number of times the keyword is used in the page title
• The number of times the keyword is used and multiplied by hundred / (DIVIDED BY) the total word count on the page.