document.write( "Question 391655: if two men swim across a three mile river,one at 4mph the other at 5mph,how long it will take for them to meet \n" ); document.write( "
Algebra.Com's Answer #277837 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! time = distance/speed \n" ); document.write( "so, if we find the distance each swimmer covers, we can get the time they meet \n" ); document.write( "let x = distance covered by first swimmer \n" ); document.write( "1-x = distance covered by other swimmer \n" ); document.write( "there is only one time involved, the time both swimmers meet \n" ); document.write( "x/4 = (1-x)/5 \n" ); document.write( "4-4x =5x \n" ); document.write( "9x =4 \n" ); document.write( "x=4/9 mi (distance covered by first swimmer \n" ); document.write( "1-x = 5/9 mi (distance covered by second swimmer\r \n" ); document.write( "\n" ); document.write( "time swimmers meet = (4/9)/4 =1/9hr or (5/9)/5 =1/9 hr\r \n" ); document.write( "\n" ); document.write( "ans: swimmers meet in 1/9 hr or 6-2/3 minutes \n" ); document.write( " |