Your company, that operates on the dating application market,  is not having good results. The case is that you get 5 euros on advertising fees for every user connecting to your app. On the other hand, you paid 0.46 € to acquire each user.

Finally, every month you have to pay 1.500 € for the Server and 3.450 € on salaries. How many users will you need for your business to be profitable?