E6b Flight Computer Exercises Better ((link))

Your aircraft has a fuel burn rate of 12 gallons per hour (GPH). You have a total usable fuel quantity of 50 gallons. You require a 30-minute reserve (6 gallons).

Mastering the E6B flight computer (the "Whiz Wheel") is a rite of passage for every pilot. While digital apps like ForeFlight e6b flight computer exercises better