Mr. Tan call his resident wife and deposited P100,000 to their joint account and the P100,000 is to be invested in the cooperative. The time deposit on bank is a 5 year term with interest rate at 7% while the other deposit to the cooperative is 1 year time deposit at 5% interest rate.

(1) Compute for the interest earned after maturity date on the deposits

(2) Compute for the final tax rate for the deposits.

(3) Suppose that the time deposit in the bank was pre-terminated at year

(4) what is the final tax rate?