1) infuse 50 milliliters of antibiotic in dsw in 30 minutes. what is the infusion rate?

No it doesn’t hurt depending on how many fingers they use

The person who utilize the progression principle will keep adding the difficulty of the exercise that he's doing, while the person who does not, will only stay stagnant.  the person that utilize progression principle, will get a stronger endurance because now his body is conditioned to do harsher routines.{the answer was already on verified)