document.write( "Question 948246: I need some help on this.
\n" ); document.write( "If a boats speed is 10km/h and the lakes speed is 2km/h, how many hours will it take for the boat to go 27km and back 27 km \n" ); document.write( "

Algebra.Com's Answer #578746 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
Rate x Time = Distance.
\n" ); document.write( " $\"R%2At=D\"$
\n" ); document.write( "Time going to,
\n" ); document.write( " $\"%2810%2B2%29t%5B1%5D=27\"$
\n" ); document.write( " $\"t%5B1%5D=27%2F12\"$
\n" ); document.write( "Time coming back,
\n" ); document.write( " $\"%2810-2%29t%5B2%5D=27\"$
\n" ); document.write( " $\"t%5B2%5D=27%2F8\"$
\n" ); document.write( "So then the total time,
\n" ); document.write( " $\"t=t%5B1%5D%2Bt%5B2%5D\"$
\n" ); document.write( " $\"t=27%2F12%2B27%2F8%7D%7D%0D%0A%7B%7B%7Bt=54%2F24%2B81%2F24\"$
\n" ); document.write( " $\"t=135%2F24\"$
\n" ); document.write( " $\"t=45%2F8\"$ $\"hr\"$ \n" ); document.write( "

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