document.write( "Question 1077971: If a bird can fly 20 miles upwind in 2 hours and 40 minutes, and can return to its starting point in 2 hours and 5 minutes, how fast is the wind and how fast is the bird? Answer in miles per hour. \n" ); document.write( "
Algebra.Com's Answer #692451 by josgarithmetic(39630)\"\" \"About 
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r, speed of the bird
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