15. Brix sold a cellphone for Php16,000.00 and receive Php2,000.00 as a commission. What was his rate of commission? A. 115% B. 11.5% C. 125% D. 12.5% 16. Kevin borrowed money from the bank 8% simple interest. If he paid an interest of Php480.00 after 1 year, how much did she borrow? A. Php5.000.00 B. Php 6,000.00 C. Php7,000.00 D. Php 8,000.00​