In the afternoon, Mrs. Heath asked for a 12-ounce can of coke and an 8-ounce carton of apple juice. She drank all of the coke and only 1/2 of the apple juice. There are 30 ml in each ounce of liquid. How many ml did Mrs. Heath drink?
a. 360 ml
b. 420 ml
c. 480 ml
d. 540 ml
