Sonia deposits Rs 5,000 at the beginning of every year into a savings account that earns 8 % interest compounded annually.
a. (i) Write an expression that represents the amount in the account immediately after the nth deposit.
b. (ii) Find the amount in the account immediately after the 12th deposit.
c. (iii) If Sonia continues to make the same deposit at the same time every year indefinitely, determine the limiting value that her account balance will approach.