SOLUTION: A plane flies round-trip to Philadelphia. If flies to Philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour. If the total trip takes 6.5 hours, how
Algebra ->
Customizable Word Problem Solvers
-> Travel
-> SOLUTION: A plane flies round-trip to Philadelphia. If flies to Philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour. If the total trip takes 6.5 hours, how
Log On
Question 857793: A plane flies round-trip to Philadelphia. If flies to Philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour. If the total trip takes 6.5 hours, how many miles does the plane fly round-trip? Answer by richwmiller(17219) (Show Source):
You can put this solution on YOUR website!
a+b=6.5,
220a=280b
a=3.64 hours , b=2.86 hours , 1601.6 miles roundtrip
bonus info
x-w=220
x+w=280
2x=500
x=250 mph plane without wind
wind is 30 mph
