A Plane Flies Directly from City a to City B,which

Multiple Choice

A plane flies directly from city A to city B,which are separated by 2300 mi.From A to B,the plane flies into a 65 mi/h headwind.On the return trip from B to A,the wind velocity is unchanged.The trip from B to A takes
Less than the trip from A to B.What is the airspeed (assumed constant) of the plane relative to the air (that is,the airspeed) ?

A) 530 mi/h
B) 400 mi/h
C) 480 mi/h
D) 610 mi/h