How are ads ranked on Google?

Related questions

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2. How long does it take for a Google ad to appear?
3. Why is AdSense not working?
4. What does Eligible mean in Google AdWords?
5. What does learning mean in Google Adwords?
6. How long does it take to approve a promotion?
7. When did Google AdWords become Google ads?
8. Is Google AdWords the same as Google ads?
9. Does Google AdWords really work?
10. Are Google Ads Free?

Tags

1. #adwords
2. #ranked
3. #highest
4. #maximum
5. #competing
6. #figure
7. #calculated
8. #order
9. #descending
10. #score
11. #advertiser
12. #coveted
13. #google
14. #adrank
15. #preceding
16. #historically
17. #quality
18. #illustrates
19. #product
20. #based