document.write( "Question 843603: Three pipes A,B and C in a tank. They can fill the tank in 10 hrs, 20 hrs and 25 hrs respectively.
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document.write( "At first all of them are opened simultaneously.
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document.write( "After 2 hrs,tap C is closed and A and B are kept running.
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document.write( "After 4 hrs, tap B is also closed. The remaining work is done by Tap A alone.
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document.write( "Find the percentage of the work done by Tap A by itself. \n" );
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Algebra.Com's Answer #508253 by Azeez majiyagbe(1)![]() ![]() ![]() You can put this solution on YOUR website! 5x+3y=6 \n" ); document.write( " |