Use the below information to answer the following $3$ questions regarding partially amortizing $($balloon$)$ mortgages

Loan amount: $$2,500,000$

Interest Rate: $8\mathrm{.}00\%$

Term: $7$ years

Amortization: $20$ years How much total interest will be paid during the term of this loan? What is the balloon payment at the end of the term? How much total principal will be paid during the term of this loan?