*ASAP PLZ..... What are the ba2plus calculator steps ?

Q1: Deposits of $113.00 are made at the end of every year for 3 years. What will the deposits amount to if interest is 5% compounded annually-answer is : 356.23

Q2: How much interest is included in the future value of an ordinary simple annuity of $1,800 paid every six months at 7% compounded semi-annually if the term of the annuity is 9.5 years?- answer: 13242.92

Q3:Troy is saving for his retirement 21 years from now by setting up a savings plan. He has set up a savings plan wherein he will deposit $132.00 at the end of every threemonths for the next 10 years. Interest is 5% compounded quarterly.

(a) How much money will be in his account on the date of hisretirement?

(b) How much will Troy contribute?

(c) How much will beinterest?

-answer: The sum of thepayments:

40132.00=5,280.00

The future value of the account minus the sum of thepayments:

11,740.175,280.00=6460.17