12 For problems 12 - 14, refer to the following student loans. Suppose you have student loans totaling $42,434 at a fixed APR of 7% for 10 years. Calculate the monthly payment. QUESTION 13 Refer to the student loans in problem 12. You have student loans totaling $42,434 at a fixed APR of 7% for 10 years Determine the total payment over the life of the loan. QUESTION 14 Refer to the student loans in problem 12. You have student loans totaling $42,434 at a fixed APR of 7% for 10 years. Determine the total amount of interest paid over the life of the loan