Part $1$ of $2$

Points: $0$ of $1$

You have just received a windfall from an investment you made in a friend's business. She will be paying you $$30,000$ at the end of this year, $$60,000$ at the end of next year, and $$90,000$ of the year after that $(3$ years from today$).$ The interest rate is $12\mathrm{.}1\%$ per year.

a$.$ What is the present value of your windfall?

b$.$ What is the future value of your windfall in $3$ years $($on the date of the last payment$)?$