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document.write( "The ratio of the length and breadth of a plot is 4 : 5. I f the length is 20 m less than the breadth, what
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Algebra.Com's Answer #436424 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! 4:5=(X-20):X CROSS MULTIPLY. \n" ); document.write( "5(X-20)=4X \n" ); document.write( "5X-100=4X \n" ); document.write( "5X-4X=100 \n" ); document.write( "X=100 ANS FOR THE LONGER SIDE. \n" ); document.write( "100-20=80 FOR THE SHORTER SIDE. \n" ); document.write( "PROOF: \n" ); document.write( "4/5=80/100 \n" ); document.write( "4/5=4/5 \n" ); document.write( "PERIMETER=2L+2W \n" ); document.write( "P=2*80+2*100 \n" ); document.write( "P=160+200 \n" ); document.write( "P=360m. ANS. \n" ); document.write( " |