Answer:
60 mL/hr
Step-by-step explanation:
The IV pump rate = drip rate/concentration 
drip rate = 2 mg/min and concentration = 2 mg/mL.
So, The IV pump rate = 2 mg/min ÷ 2 mg/mL 
= 1 mL/min converting minutes to hours, we have
1 mL/min × 60 min/1 hr = 60 mL/hr 
So, the IV pump rate = 60 mL/hr