(1 point) (Exercise 2.3) At a certain interest rate the present values of the following two payment patterns are equal: 0) $300 at the end of 5 years plus $200 at the end of 12 years i) $400 at the end of 5 years. At the same interest rate $400 invested now plus $200 at the end of 5 years will accumulate to P at the end of 12 years. Calculate P