An investor has accumulated $6,100 and is leoking for the best rate of teturn that can be earned over the next year. A bank savings account will pay Bk. A one-year bank certificate of deposit will pay 10%, but the minimaim investment is $9.100. Required: a. Calculste the amoum of return the investor would eam if the 56,100 were invested for ane year at 876. b. Calculste the net emount of return the investor would eam if $3,000 were borrowed at a cost of tgik, and then 59,100 were livested far one year at 102 . c. Calculate the net rate of retuin on the imvestment of 36,100 if the investot accepts the strategy of part b. Noter Round your answer to 2 deciats places