A dental clinic is earning a net income of $35000 with fixed expenses of $20000. The clinic acquired a new machine worth $270000 and plans to pay 25% advance payment and the balance by quarterly amortization for 5 years. If money is worth 5% compounded quarterly, find the following:

a. Remaining balance to be paid.

b. quarterly amortization

c. Disposable income per quarter.

d. net income per quarter

e. expense-to-income ratio

f. How much is the advance payment?