document.write( "Question 1052000: A motorboat leaves a dock and travels an average speed of 15mph towards an island. The speed on the return is only 10mph. If the return trip takes 1 hour longer, how far is the island from the dock? \n" ); document.write( "
Algebra.Com's Answer #667437 by ikleyn(52910) You can put this solution on YOUR website! . \n" ); document.write( "A motorboat leaves a dock and travels an average speed of 15mph towards an island. The speed on the return is only 10mph. \n" ); document.write( "If the return trip takes 1 hour longer, how far is the island from the dock? \n" ); document.write( "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( "15t = 10*(t+1).\r\n" ); document.write( "\r\n" ); document.write( "Solve for t (which is the time at the speed of 15 mph).\r\n" ); document.write( "\r\n" ); document.write( "After finding t determine the distance as 15*t.\r\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |