It's difficult to predict how a specific campaign ads will do as it is based on several factors.
The different factors that affect your ads includes: time of the week, time of the year, what's in the news, relevance to your audience, imagery, the campaign page quality, how much you invest, etc.
However, for a typical ad, we generally see an average of a 2x-4x return on investment.
We hope this helped as always, and if you have any questions, feel free to reach out to our team by emailing ads@launchgood.com and we are happy to assist you!