Originally Posted by
Vessbot
Do you think there's an error in the math? If so, what is it?
Do you apply that same criticism to scenario A? If not, why not? What's the difference?
Scenario A (Cessna)
final groundspeed minus initial groundspeed
(airspeed + tailwind) - (airspeed - headwind)
(100+10)-(100-10)
110-90
20
I don't dispute the math- I dispute you are making any pertinent point.