SOLUTION: an investor has 5,000 for the first year he wants to earn a 6% profit. he will save part in a bank that pays 4% interest and invest the other part in a 8% bonds. how much must he i
Hi,
he will save part in a bank that pays 4% interest and invest the other part in a 8%
.08x + .04(5000-x) = .06(5000) = 300
.04x = 300-200
x = 100/.04 = $2500, invest same amount at 4% and 8%