1 of 2 Save for retirement, you decide to deposit $70 at the end of each month in an IRA that pays 4.5% compounded monthly. a. Use the following formula to determine how much you will have in the IRA when you retire at age 65. A= P[(1+r)-1] or r b. A= A Find the interest. HW Score: 0%, 0 of 10 points O Points: 0 of 1 a. You will have approximately $ in the IRA when you retire. (Do not round until the final answer. Then round to the nearest dollar as needed.)