Calculate the IV flow rate in drops/minute (gtt/min) for the following IV administrations. Round final answers to whole numbers. Use the entire volume (add the volumes). The doctor orders the following IVs for 12 hours. The drop factor is 10 gtt/mL:
A) 125 mL/hour
B) 50 mL/hour
C) 100 mL/hour
D) 75 mL/hour