4. KIRSTEN AND ANDREI DEPOSITED A JOINT ACCOUNT AN AMOUNT OF P1000 AT BPI AT 5% INTEREST COMPOUNDED YEARLY. AFTER 8 YEARS, THE PRINCIPAL WAS WITHDRAWN, LEAVING THE INTEREST EARNED WHICH ACCRUED ANOTHER 8 YEARS AT THE BANKS. WHAT WILL BE THE AMOUNT THAT WILL BE WITHDRAWN ON THE 16TH YEAR