You made an investment over the past year, and your nominal return was 12.5%. Over the same year, the rate of inflation was 3.2%. What was the real rate of return for this investment? Enter your answer as a percentage, rounded to two decimals, and without the percentage sign (% '). For example, if your answer is 0.123456, then it is equivalent to 12.35%, so you should enter 12.35 as the