document.write( "Question 550804: A motor boat travels at the rate of 50kph down the river. If the current of the river is 5kph, how far can it travel up the river in 2 hours?
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Algebra.Com's Answer #359223 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A motor boat travels at the rate of 50kph down the river. \n" ); document.write( " If the current of the river is 5kph, how far can it travel up the river in 2 hours? \n" ); document.write( ": \n" ); document.write( "Find the speed of the boat in still water \n" ); document.write( "50 - 5 = 45 mph \n" ); document.write( ": \n" ); document.write( "Find the distance (d) up river in two hrs \n" ); document.write( "d = 2(45-5) \n" ); document.write( "d = 80 km \n" ); document.write( " |