Please explain the annuity payment on excel.

Formulas provided but answer is wrong.

32. You are going to pay $100 into an account at the beginning of each of the next 40 years. At the beginning of the 41st year you buy a 30 year annuity whose first payment comes at the end of the 41st year (the account pays 12%). How much will you receive at the end of the 41st year (i.e. the first annuity payment). Round to nearest $100. a. $93,000 b. $7,800 c. $11,400 d. $10,700 PMT 100 nper 40 r 0.12 $85,914.24 =FV(C13,012,-C11,,1) ($10,419.98) =PMT(C13,41,86000,0,0)