Highway mpg, not bad 1500 classic

[RamHondo]

Have about 1500 miles on 2019, highway mpg on first trip about 20 mpg and second trip 22 mpg, running 93 octane, going in for oil change tomorrow, M1 from walmart $20 jug can't beat it, plus I'm out of town?
Hemi runs great! Highway cruise about 75 +\-