P6-40 Calculating the Number of Payments [LO2] 19 You're prepared to make monthly payments of $400, beginning at the end of this month, into an account that pays 12 percent interest compounded monthly. 1 points Required: How many payments will you have made when your account balance reaches $31,236? (Do not round your intermediate calculations.) eBook References Multiple Choice 58 52.2 20.64 63.8 5.09