document.write( "Question 372470: A bathtub can be filled by cold water faucet in 7 minutes and by the hot water faucet in 10 minutes. How long does it take to fill the tub if both faucets are open?
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Algebra.Com's Answer #265286 by user_dude2008(1862)![]() ![]() ![]() You can put this solution on YOUR website! 1/7+1/10=1/t\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "10/70+7/70=1/t\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "17/70=1/t\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "t=70/17\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "t=4.12 <---- Answer \n" ); document.write( " |