Xander plans to invest in a start-up company and has the following sources of capital available. Source of funds Interest Rate Borrowing Limit Family 2.5% $18,000 Friends 6% $4,000 Bank loan 9% $30,000 Credit card 19% $9.000 What is his weighted average cost of capital if he needs to raise $35,000? 5.83% 9.13% 5.31% 7.85%