Desc Calc
Yep,
All good.
3nm per 1000' ie FL330 = 99nm
add 2nm per 10kt of TWC or subtract 1nm per 10kt of HWC
add 1nm per 10kt above min clean speed.
EAI on adds around 5-10% to above total.
Use of speed brake will cancel out that added by EAI.
Above based on B757.
CY&B