15% of the students in the class did not complete their homework. If their are 20 students in the class how many did not complete their homework?

Ihonestly don’t understand this at all

Iwill give brainliest only if your correct the words subsequent and submerge both contain the prefix sub. based on this information, what does the prefix sub most likely mean? a) under or secondary b) true or verifiable c) tricky or difficult d) around or centered on

Anyone know? is appreciated! will mark brainliest if correct!