document.write( "Question 1185486: a metal bar weighing 180 kg is divided into two parts, so that the radio of the weight of the lighter part to that heavier part is 4:5. find the weight of each part
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Algebra.Com's Answer #816314 by ikleyn(52802)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "The parts weights are  4x kg  and  5x kg;   in total 4x + 5x = 9x kilograms.\r
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\n" ); document.write( "\n" ); document.write( "Hence,  from   9x = 180 kg,   you have   x = 20 kg;   so the parts are  80 kg  and  100 kg.\r
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