Is mud healthy for their skin

What should patients using 5-fu expect with treatment?

Plz .a bacteria population increases every hour. at 12 pm, there are 5cells. at 1pm there 10 cells. at 2 pm there 20 cells. at 3 pm there 40 cells. if the pattern continues how nany cells will there be at 7 pm. this is math.

Can someone me on these 4 quick questions