Hi. Could you please help me answer these questions?

Hi. Could you please help me answer these questions? Thanks

Question 1

Round to the nearest cent

Question 2

a. How many payments are required to repay the debt?

Rounded up to the next payment)

b. What is the size of the final payment?

Round to the nearest cent

Question 3

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

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

Round to the nearest cent