document.write( "Question 1120243: A sum of money invested at 6percent for a certain period of time yield rpt 960 as interst if this sum had been invested for 5 years more it would have yield rpt 2160 as interst find the sum \n" ); document.write( "
Algebra.Com's Answer #735921 by addingup(3677)![]() ![]() You can put this solution on YOUR website! Invested at simple interest: \n" ); document.write( "x * 0.06 * y = 960 \n" ); document.write( "x * 0.06 * y + 5 = 2160 \n" ); document.write( "x * 0.06 * 5 = 1200 \n" ); document.write( "x * 0.3 = 1200 \n" ); document.write( "x = 1200/0.3 = 4000 \n" ); document.write( "The amount invested is rpt4000 \n" ); document.write( " |