document.write( "Question 1102525: Don Williams uses his small motorboat to go 4 miles upstream to his favorite fishing spot. Against the current, the trip takes 1/3 hour. With the current the trip takes 1/6 hour. \n" ); document.write( "
Algebra.Com's Answer #717235 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Don Williams uses his small motorboat to go 4 miles upstream to his favorite fishing spot. Against the current, the trip takes 1/3 hour. With the current the trip takes 1/6 hour. \n" ); document.write( "--------------------- \n" ); document.write( "With the current DATA: \n" ); document.write( "dist = 4 mi ; time = 1/6 hr ; rate = 4/(1/6) = 24 mph \n" ); document.write( "----------------- \n" ); document.write( "Against the current DATA: \n" ); document.write( "dist = 4 mi ; time = 1/3 hr ; rate = 4/(1/3) = 12 mph \n" ); document.write( "-------------- \n" ); document.write( "Find the speed of the current: \n" ); document.write( "b + c = 24 mph \n" ); document.write( "b - c = 12 mph \n" ); document.write( "----------------- \n" ); document.write( "2c = 12 mph \n" ); document.write( "Current = 6 mph \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "----------- \n" ); document.write( " |