document.write( "Question 901000: a passenger jet took three hours to fly 1800 miles in the direction of the jet stream .the return trip against the jet stream took four hours .what was the jet's speed in still air and the jet stream 's speed? \n" ); document.write( "
Algebra.Com's Answer #546364 by ewatrrr(24785)\"\" \"About 
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r - w = 600mph \"1800mi%2F%283hr%29\"
\n" ); document.write( "r + w = 450mph \"1800mi%2F%284hr%29\"
\n" ); document.write( "2r = 1050
\n" ); document.write( "r = 510mph and w = 90mph
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