A computer virus is eating disk space. During the first day it eats 1/2 of the disk.During the second day, it eats 1/3 of the remaining disk space. The third day it eats 1/4 of what still remains and the fourth day it eats 1/5 of what is left. What fraction of the original disk space remains intact?
another hectic fraction problem try to stay with me
D= original disk space
1st which leaves remaining
2nd so then remaining
3rd so then remaining
4th so then remaining
so of the original disk space is left