help me for brainlist

Answer:
its c 14
Step-by-step explanation: because 16x30=480 subract that from the total then mutiply it again and thats your answer
Hopefully this can help
Answer:
h = 14 in
Step-by-step explanation:
Volume = length • width • height
6,720 = 30 • 16 • h combine like terms by multiplying 30 and 16
6,720 = 480h divide both sides by 480
h = 14 in