Assume that you and your friend each have $1000 to invest. You invest your
money in a fund that pays 10% per year compound interest. Your friend invests
her money at a bank that pays 10% per year simple interest. At the end of 1 year,
the difference in the total amount for each of you is:
(a) You have $10 more than she does
(b) You have $100 more than she does
(c) You both have the same amount of money
(d) She has $10 more than you do