An annuity with a cash value of $10,800 pays $400 at

the beginning of every month. The investment earns

10% compounded monthly.

(a) How many payments will be paid?

(b) What is the size of the final annuity payment?

(a) The number of payments is.?

(Round up to the nearest whole number.)

(b) The size of the final payment is___$

Round to the nearest cent as needed. Round all

intermediate values to six decimal places as needed.