3) Mr. Mitchell decides now that he is 48, it is no longer cool to live at home. He convinces his wife to purchase a travel trailer & live in it. He finds a high end model which costs $42,900 and he is going to finance it over 6 years at 3.7% interest. Against his wife's wishes, he takes a loan that has fixed payments for those 6 years, meaning he won't get any discount for making payments early, a. If the loan amount is compounded monthly, how much will Mr Mitchell have to paid in total? b. How much will he pay per month during the 6 year period