QUESTION $10$

You purchased $100$ shares of stock at a price of $$75$ per share. Six months later, you sell the stock for $$87$ per share. Your brokerage charges a fee of $2\%$ of the transaction $+$ another $$3$ for EACH transaction. What rate of interest will you earn? $($ Write final answer as a $\%$ rounded to the nearest $100$ th of a percent.$)$

DON'T INPUT THE $\%$ SYMBOL.