document.write( "Question 780223: A can do work in 12 Days,b in 6 days and c in 3 days.A and B start working together and after day,C jons them.The total numbers of days required to complete the work is\r
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document.write( "a)16/7 b) 9/7 c)8/7 d)15/7 \n" );
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Algebra.Com's Answer #475512 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! A can do work in 12 Days,b in 6 days and c in 3 days.A and B start working together and after day,C jons them.The total numbers of days required to complete the work is \n" ); document.write( "*** \n" ); document.write( "let x=number of days required to complete the work \n" ); document.write( "A's work rate=1/12 \n" ); document.write( "B's work rate=1/6 \n" ); document.write( "C's work rate=1/3 \n" ); document.write( " \n" ); document.write( "LCD:12 \n" ); document.write( "x+2x+4x-4=12 \n" ); document.write( "7x=16 \n" ); document.write( "x=16/7 \n" ); document.write( "ans: a) \n" ); document.write( " |