7. The average college student owes about 27,000 in student loans @ an average interest rate of 6.25%. If the student must pay that loan back over 10 years after the graduate from college:

a. What is the monthly payment? $303.16

b. What is the opportunity cost of the loan? That is to say, how much would the student have in the bank if they invested the monthly payment (a) until they are 65 years of age?