document.write( "Question 575127: Sales of personal computers are expected to increase in the twenty first century. In 2000 and 2001, a combined total of 264 million personal computers were sold worldwide, with 12.9% more computers sold in 2001 than in 2000.How many personal computers were sold in 2000, and how many were sold in 2001? Round yours answers to the nearest million. \n" ); document.write( "
Algebra.Com's Answer #369393 by chana(69)![]() ![]() You can put this solution on YOUR website! Sales of personal computers are expected to increase in the twenty first century. In 2000 and 2001, a combined total of 264 million personal computers were sold worldwide, with 12.9% more computers sold in 2001 than in 2000.How many personal computers were sold in 2000, and how many were sold in 2001? Round yours answers to the nearest million. \n" ); document.write( "sol: \n" ); document.write( "let x be the PC sold in 2000 \n" ); document.write( " y be the PC sold in 2001 \n" ); document.write( "x + y = 264 MILL \n" ); document.write( "12.9% more computers sold in 2001 than in 2000 \n" ); document.write( "so y = (112.9/100)* x \n" ); document.write( "x ( 1 + (112.9/100)*x) = 264 MILL \n" ); document.write( "x = 124,001,879 PC sold \n" ); document.write( " |