You are building a portfolio for yourself. You will invest in three mutual funds (A, B, and C) and the risk-free asset. You want to have an expected return for the total portfolio of 8.3%. You are investing a total of $126,146. You will invest the following amounts into the three funds: $22,311, $16,230, $29,337, the remainder you will invest in the risk-free asset. From your research you expect fund B to return 6.7% and fund C to return 13.4%. The risk-free's return currently is 2.1%. Given this information, what must be the expected return of fund A in order for the portfolio to meet your target?

Answer as a percentage to two decimals