Answer:
a) For an unsubsidized loan of $15,000 at 6.8% interest for 4 years, the simple interest accumulated while you are still in school is **$4,080**.
b) If you capitalized the loan, the balance when you graduate would be **$20,322.68**.
c) After you graduate, you will begin making payments on your loan at 6.8% compounded monthly for 10 years. The monthly payment for this loan is **$174.30**.
d) The total amount of interest paid for this loan is **$10,118.00**.
e) If the loan is not capitalized, it means that the interest accrued during the in-school period is not added to the principal balance of the loan. Instead, it is paid off separately after graduation.
f) For a subsidized loan of $15,000 at 6.8% compounded monthly for 10 years, the monthly payment for this loan is **$163.19**.
g) The total amount of interest paid for this subsidized loan is **$9,782.80**.
h) The difference in savings for the subsidized loan is **$335.20**.