Compute the missing amount for each of the following notes: Principal Annual Interest Rate Time Total Interest (a) $41,000 4% 2.5 years $ (b) $116,000 % 9 months (c) $ 9% 90 days (d) $60,400 6% months cipal Annual Interest Rate Time Total Interest $41,000 4% 2.5 years $ $116,000 % 9 months $4,350 9% 90 days $1,800 $60,400 6% months $1,812