document.write( "Question 601329: A crew rowing with the current rowed 11 mi in 2 hours. Against the current, the crew rowed 5 mi in 2 hours. Find the rate of the current. \n" ); document.write( "
Algebra.Com's Answer #379706 by flame8855(424)![]() ![]() You can put this solution on YOUR website! let x be the original speed of the crew \n" ); document.write( "let c be the speed of the current \n" ); document.write( "speed = distance/time \n" ); document.write( "with hte current : speed = x +c \n" ); document.write( "x+c = 11/2 \n" ); document.write( "with speed against current : \n" ); document.write( "speed = x-c \n" ); document.write( "x-c = 5/2 \n" ); document.write( "sove the two equations: \n" ); document.write( "x = 4 \n" ); document.write( "c = 3/2 = 1.5 mph\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |