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Mathematics 9 Online
OpenStudy (anonymous):

two planes with speed of 600 miles (in still air) each make a trip of 900 miles. They take off at the same time and fly in opposite direction. One has a head wind and the other a tail wind. The plane flying with a tail wind lands 20 minutes before the other plane. What is the wind velocity?

OpenStudy (anonymous):

please..........

OpenStudy (anonymous):

have you got the question down correctly?

OpenStudy (anonymous):

help me

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