o Several payments are to be made by a person with a lot of debts. 1st payment: P2,000 compounded quarterly at 2% for 2yrs 2nd payment: P4,000 payable compounded semi-annually at 7% for 3yrs every end...

Someone can explain how to do the solution for this two please. I'm lost.

Extracted text: o Several payments are to be made by a person with a lot of debts. 1st payment: P2,000 compounded quarterly at 2% for 2yrs 2nd payment: P4,000 payable compounded semi-annually at 7% for 3yrs every end of the month 3rd payment: P3,000 compounded annually at 5% for 4yrs payable every beginning of the month How much money today must be set aside to cover all the person's debt? Note: payments are made sequentially. • If money is worth 2.07%, determine the present value of perpetuity of P 4,187 payable annually, with the fırst payment due at the end of five years