# SOLUTION: Horizons has a manufacturing plant located 300 mi from company headquarters. Their corporate pilot must fly from headquarters to the plant and back in 4 hr. If there is a 20-mph h

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 Click here to see ALL problems on Travel Word Problems Question 296667: Horizons has a manufacturing plant located 300 mi from company headquarters. Their corporate pilot must fly from headquarters to the plant and back in 4 hr. If there is a 20-mph headwind going and a 20-mph tailwind returning, how fast must the plane be able to travel in still air?Answer by richwmiller(9144)   (Show Source): You can put this solution on YOUR website!x+y=4 (p+20)*x=300 (p-20)*y=300 p=152.621, x=1.73791, y=2.26209