document.write( "Question 908776: It took a crew 1 h 4 min to row 1 km upstream and back again. If the rate of flow of the stream was 7 km/h, what was the rowing speed of the crew in still water? \n" ); document.write( "
Algebra.Com's Answer #551321 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! x+y=1.0666667, \n" ); document.write( "x*(r+7)=1, \n" ); document.write( "y*(r-7)=1 \n" ); document.write( "r=8 \n" ); document.write( " |