5. SRT Inc. needs $128,000 to finance the purchase of a new truck. Assuming the truck is financed for 5 years, compounded monthly at the 4.8% APR Compute the following: a. SRT's monthly payment (1 pt.) b. Amortization schedule for entire 60 months. (3 pts.) How much total interest paid over the life of the loan? (1 pt.) d. Amortization schedule if add $150/month in extra principal for entire 60 months. (3 pts.) The EAR of the 4.8% APR and its significance (verbal). (2 pts.) e