Whats the approximate percentage of your body weight thats water

Which statement is true about common childhood infectious disease? a. children should always be given antibiotics to treat an infectious illness. b. frequency of infectious illnesses usually increases as children grow older. c. having a minor infectious illness weakens a child's immune system. d. infectious illnesses are usually mild and require no medication.

Identify at least three occupations in each area of the hospital organization

So i have a lot of answers answered but it says i still need to answer more questions. why is it doing that? how many questions need to be answered?