A financial contract is committing that 3 years from now, it will to start to pay a monthly return of P100 and will continue paying for a span of 15 years If the expected rate of return for this...

A financial contract is committing that 3 years from now, it will to start to
pay a monthly return of P100 and will continue paying for a span of 15 years
If the expected rate of return for this investment is 10% per year, how much
should an investor be willing to pay for such a contract today?​