hpa to InHG
1013. 25 = 29.9
Feet metres
1000ft = 304.8
M to ft X by 3.33
Volume
Litres to US gal
3.8 litres to 1 us Gallon
Tank 50 gallons = 189.3 litres
1 use 3.03 kg
Tank 52 gallons = 155kg
Kg to lbs
2.205 lbs = 1 kg
m/s to mph
X 2.23
Mach mph
Mach 1 = 666.73 kts 767 mph 343 m/s
Nm to feet
6000ft