What percent of 320 is 64

20%

Step-by-step explanation:

64/320=0.2

0.2*100=20%

i think it is c hope that

answer: math isn’t just mysterious because the majority of us find it so difficult to understand – it’s also the basis of the universe, giving us clues to physical phenomena like the motion of gases in the atmosphere and the way that physical particles interact with each other amid all the possible variables in three-dimensional space.