Assume Eric Sanchez saves $85 a month by using coupons and doing comparison shopping. a. What is the annual savings amount? b. What would be the future value of this annual amount over 7 years, assuming an interest rate of 5 percent? (Exhibit 1-A, Exhibit 1-B, Exhibit 1-C, Exhibit 1-D) Note: Use appropriate factor(s) from the tables provided. Round time value factor to 3 decimal places and final answers to 2 decimal places