What is the wing span (in ft) for an airplane in straight an…

What is the wing span (in ft) for an airplane in straight and level flight given the following parameters: Total Gross Weight = 3,386-lbs Total fuel amount = 60-gal  (1-gal = 6.1-lbs) Aspect Ration = 7.4 CL = 1.31 Stall speed is 61-kts (103-ft/sec) Sea Level density = 23.77×10-4- slug/ft3

BONUS: What is the equilibrium glide velocity in knots (1-ft…

BONUS: What is the equilibrium glide velocity in knots (1-ft/sec = 0.592-kts) at 5,000-ft (density at 5,000-ft = 20.48×10-4 slugs/ft3) of an airplane with the given parameters: Empty Weight = 2,780-lbs Payload = 60-gal  800-lbs Aspect Ration = 7.4 Wing Span = 38.8-ft Glide angle = 8-degrees CL = 1.31 Stall speed is 61-kts (1.687-ft/sec) Sea Level density = 24×10-4- slug/ft3