document.write( "Question 623022: A boat is traveling in a river at a speed of 9 miles per hour. The river has a current of 7 miles per hour. If the boat's destination is a dock located 5 miles upstream, what will be the total trip time for the boat?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #391790 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A boat is traveling in a river at a speed of 9 miles per hour. \n" ); document.write( " The river has a current of 7 miles per hour. \n" ); document.write( "If the boat's destination is a dock located 5 miles upstream, what will be the total trip time for the boat? \n" ); document.write( ": \n" ); document.write( "The effective speed of the boat will be 9-7 = 2 mph \n" ); document.write( "time = 5/2 = 2.5 hrs \n" ); document.write( " |