document.write( "Question 719703: An inlet pipe can fill a large water tank in 27
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document.write( " minutes. Another inlet pipe can fill the same
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document.write( " water tank in 53 minutes. Given an
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document.write( " empty water tank, at 8:00 AM Tuesday, activate both pipes.
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document.write( " Question: What time on the clock will it be when
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document.write( " the tank is completely filled? \r
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Algebra.Com's Answer #441473 by josgarithmetic(39630) ![]() You can put this solution on YOUR website! Both go open at the same time and rates of each are additive. Use tank-fill per time for the rate.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Which Tank________Rate_______________Time____________jobs \n" ); document.write( "Tank 1_____________1/27_____________(___)____________ \n" ); document.write( "Tank 2_____________1/53_____________(___)___________ \n" ); document.write( "combined________1/27+1/53__________(___)____________1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Combined rate is 80/1431 tanks-worth per minute.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(1 job) *(1431/80 minutes per job) = 1431/80 minutes to fill the tank. This is 17.88 minutes, or 17 minutes and 53 seconds. \n" ); document.write( " |