Two years ago, Joseph invested $18,200.00. Today, he has $18,700.00. If Joseph earns the same annual rate implied from the past and current values of his invetment, then in how many years from today does he expect to have exactly $20,400.00 6.42 years (plus or minus 0.05 years) 73.30 years (plus or minus 0.05 years) 8.42 years (plus or minus 0.05 years) 40.80 years (plus or minus 0.05 years) None of the above is within 05 percentage points of the correct