A fund of $$16000$ is to be accumulated by

n

annual payments of $$2750$ where the

n

t

h

payment is a larger payment which brings the fund to $$16000.$ If interest is at

j

$1$

$=6\%,$ determine

n

and the final irregular payment.

$($a$)$

n

$=$

$($b$)$ The final irregular payment is:

Answer: $