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bfato · 17th Mar 2006, 22:09

You were expecting to do 441 kts GS, so at 2010 you had 50/60 x 441 = 367.5 nm to go.

You now have to do this in 55 mins, so required GS is 367.5 / (55/60) = 401 kts

GS must reduce by 40 kts. Wind velocity hasn't changed so the reduction in TAS is also 40kts. Answer b.

17th Mar 2006, 22:09	#2 (permalink)
bfato Join Date: Feb 2004 Location: SE UK Age: 46 Posts: 114	You were expecting to do 441 kts GS, so at 2010 you had 50/60 x 441 = 367.5 nm to go. You now have to do this in 55 mins, so required GS is 367.5 / (55/60) = 401 kts GS must reduce by 40 kts. Wind velocity hasn't changed so the reduction in TAS is also 40kts. Answer b.