how much to keep mixed up and ready to go

I'm one of the few that just vape the same old thing day after day.my question is, what ever the flavors you mix(how much) I'm relearning how long a liter can take to vape.;)

Original source: https://www.e-cigarette-forum.com/threads/how-much-to-keep-mixed-up-and-ready-to-go.965381/