I filled up at Meijer this morning.
I got 2.5 gallons of E85 at $1.99 a gallon.
I got 10.975 gallons of regular at $2.21 a gallon.
I had 2.89 gallons left from the last tank at 10.57% ethanol.
The new ethanol content is 19.36% ethanol, and about 89.5 octane.
Tank #23 finished with 25.2 mpg at 29 average mph.