document.write( "Question 526346: Sung invested his savings in two investment funds. The amount he invested in Fund A was 4 times as much as the amount he invested in Fund B. Fund A returned a 2% profit and Fund B returned a 4% profit. How much did he invest in Fund A, if the total profit from the two funds together was $1440? \r
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document.write( "I do not get this problem help please?
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Algebra.Com's Answer #348441 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Sung invested his savings in two investment funds. The amount he invested in Fund A was 4 times as much as the amount he invested in Fund B. Fund A returned a 2% profit and Fund B returned a 4% profit. How much did he invest in Fund A, if the total profit from the two funds together was $1440? \n" ); document.write( "-- \n" ); document.write( "Let amt. invested in B = \"x\". \n" ); document.write( "The amt. invested in A = \"4x\" \n" ); document.write( "-------------------------------------------- \n" ); document.write( "Equation: \n" ); document.write( "interest + interest = interest \n" ); document.write( "0.02(4x) + 0.04(x) = 1440 \n" ); document.write( "Multiply thru by 100 to get: \n" ); document.write( "2(4x) + 4(x) = 144000 \n" ); document.write( "12x = 144000 \n" ); document.write( "x = $12,000 (amt invested in B) \n" ); document.write( "4x = $48,000 (amt. invested in A) \n" ); document.write( "================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========== \n" ); document.write( " |