You have just passed ACST1001 and started a summer internship at Harrison Bank, with Peter as your supervisor. As your first task, Peter has given you some client accounts and asked you to verify some of the details.

The first file is for a client named Mary, who has a mortgage with the bank. You go through the file and note the following information for Marys mortgage

Initial loan: $690,000

Term of loan: 25 years

Repayment frequency: End of each fortnight

Interest rate on loan: 12=i12=6.8%

Using this information, determine the following:

- What is the periodicity needed given the above information?

- The interest rate for Mary's loan is 12=i12=6.8%. Calculate the effective monthly rate. Calculate the effective fortnightly rate. Give your answer as a percentage to 4 decimal places

- Calculate the size of each of Marys repayments using the information given above. Give your answer to the nearest cent, and do NOT include a dollar sign.