An investor has accumulated $6,200 and is looking for the best rate of return that can be earned over the next year. A bank savings account will pay 7%. A one-year bank certificate of deposit will pay 9%, but the minimum investment is $9,200. Required: Calculate the amount of return the investor would earn if the $6,200 were invested for one year at 7%. Calculate the net amount of return the investor would earn if $3,000 were borrowed at a cost of 17%, and then $9,200 were invested for one year at 9%. Calculate the net rate of return on the investment of $6,200 if the investor accepts the strategy of part b. Note: Round your answer to 2