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Old 21st April 2011 | 08:48
  #4 (permalink)  
lospilotos
 
Joined: Jun 2008
Posts: 548
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From: Up in the air
Doesn´t matter if it is time to sunset or time to running out of fuel...

Distance to Point of No Return =
(Fuel endurance (hours) × Ground speed return (knots) × Groundspeed outbound (knots)) / (Ground speed return (knots) + Groundspeed outbound (knots))

Correct answer: 97 nm
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