document.write( "Question 515502: Natasha inherits $50,000 and decides to give $20,000 to charity. With the remaining money she invests, into two stocks paying 16% and 25%. If she makes $6060 on the two investments, find how much money is invested in each stock. Please include variables and representation. \n" ); document.write( "
Algebra.Com's Answer #344041 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Investment I 16.00% per annum ---x \n" ); document.write( "Investment II 25.00% per annum ---y \n" ); document.write( " \n" ); document.write( "x + y= 30000 ------------------------1 \n" ); document.write( "16.00% x + 25.00% y = $6,060.00 \n" ); document.write( "Multiply by 100 \n" ); document.write( "16 x + 25 y = $606,000.00 --------2 \n" ); document.write( " \n" ); document.write( "Multiply (1) by -16 \n" ); document.write( "we get \n" ); document.write( " \n" ); document.write( "-16 x -16 y = -480000.00 \n" ); document.write( " \n" ); document.write( "Add this to (2) \n" ); document.write( " \n" ); document.write( "0 x 9 y = $126,000.00 \n" ); document.write( " \n" ); document.write( "divide by 9 \n" ); document.write( " \n" ); document.write( "y = $14,000.00 investment at 25.00% \n" ); document.write( "Balance $16,000.00 investment at 16.00% \n" ); document.write( "CHECK \n" ); document.write( "$16,000.00 --------- 16.00% ------- $2,560.00 \n" ); document.write( "$14,000.00 ------- 25.00% ------- $3,500.00 \n" ); document.write( "Total ------- $6,060.00\r \n" ); document.write( "\n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |