please solve it when you are compeletely sure about the solution

You are bullish on Telecom stock. The current market price is $30 per share, and you have $3,000 of your own to invest. You borrow an additional $3,000 from your broker at an interest rate of 3.5% per year and invest $6,000 in the stock. What will be your rate of return if the price of Telecom stock goes up by 5% during the next year? (Ignore the expected dividend.) (Round your answer to 2 decimal places.) Rate of return % How far does the price of Telecom stock have to fall for you to get a margin call if the maintenance margin is 30%? Assume the price fall happens immediately. (Round your answer to 2 decimal places.) Stock price falls below $