SOLUTION:
a certain aircraft can fly 1190 miles with the wind in 5 hrs and travel same distance against the wind in 7 hrs what is the speed of the wind?
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Question 316998:
a certain aircraft can fly 1190 miles with the wind in 5 hrs and travel same distance against the wind in 7 hrs what is the speed of the wind?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
D=RT
1190=R*5
R=1190/5
R=238 MPH WITH THE WIND.
1190=R*7
R=1190/7
R=170 MPH AGAINST THE WIND.
(238-170)/2=68/2=34 MPH IS THE SPEED OF THE WIND.
238-34=204 SPEED OF THE PLANE IN STILL AIR.
170+34=204 DITTO.
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