Answer:
Step-by-step explanation:
There are 12 gtts in 1 mL, and 60 minutes in 1 hr.
250 mL/hr * (12 gtts / mL) * (1 hr / 60 min) = 50 gtts/min
167 mL/hr * (12 gtts / mL) * (1 hr / 60 min) = 33.4 gtts/min
125 mL/hr * (12 gtts / mL) * (1 hr / 60 min) = 25 gtts/min
75 mL/hr * (12 gtts / mL) * (1 hr / 60 min) = 15 gtts/min
1000 mL/hr * (12 gtts / mL) * (1 hr / 60 min) = 200 gtts/min
500 mL/hr * (12 gtts / mL) * (1 hr / 60 min) = 100 gtts/min