Math Completion Times
1. One liter of RL is started at 1320. It is to infuse at 80 mL/hr.
infusion time 12 hours 30 min____________ completion time. 0150 ____________
2. A volume of 1000 mL is to infuse at 150 mL/hr using an IV set with drop factor of 10 gtt/mL. The
infusion was started at 1215.
gtt/min 100 gtt/min____________
infusion time 1 hour 11 min____________
completion time 1326____________
3. The order is to infuse 325 mL of packed red blood cells at 125 mL/hr. The drop factor on the IV
tubing is 10 gtt/mL. The blood was started at 0845.
gtt/min 21 gtt/min____________
infusion time 2 hours 36 min____________
completion time 1121____________
4. A volume of 400 mL Ringer’s lactate was started at 2000. It is infusing at a rate of 90 mL/hr.
infusion time 4 hours 26 minutes____________ completion time 0026____________
5. IV fluid of 500 mL normal saline is ordered to infuse at 75 mL/hr. The infusion was started at
1625.
infusion time 6 hours 40 min____________ completion time 2305____________