oel purchased a machine for $25,000 for her company. She paid 5.00% of this amount as a down payment and financed the rest at 5.12% compounded quarterly. She paid $1,125 at the end of every quarter to settle the loan.

a. What was the principal portion of payment number 4?

Round to the nearest cent

b. What was the interest portion of payment number 4?

Round to the nearest cent