document.write( "Question 129665: Two workers can do a job in 33/7 hours.THe first one can do the same job in 6 hours. How much time will it take for the second one to complete the job if he works alone ?\r
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document.write( "PLZZZ !! DO HELP ME ! I hv an exam tomorrow abd i dont understand this ! If someone helps me than god bless him !! PLZ \n" );
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Algebra.Com's Answer #94682 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 6X/(6+X)=33/7 NOW CROSS MULTIPLY. \n" ); document.write( "6X*7=33(6+X) \n" ); document.write( "42X=198+33X \n" ); document.write( "42X-33X=198 \n" ); document.write( "9X=198 \n" ); document.write( "X=22 HOURS FOR THE SECOND WORKER IF HE WORKS ALONE. \n" ); document.write( "PROOF: \n" ); document.write( "6*22/(6+22)=33/7 \n" ); document.write( "132/28=33/7 \n" ); document.write( "28*33=132*7 \n" ); document.write( "924=924 \n" ); document.write( " |