A friend has $4,800 that has been saved from her part-time job. She will need her money, plus any interest earned on it, in six months and has asked for your help in deciding whether to put the money in a bank savings account at 5.5% interest or to lend it to Judy. Judy has promised to repay $5,100 after six months. Caluclate the Rate of return on an annual basis.