A unit of blood (500 mL) is hung at 0800 hours. The flow rate is 40 gtt per min. The IV tubing drop factor is 10.
When will the infusion be completed?

Question

Quizplus · Accepted Answer

The Answer is 1005 hours
Step I:
40 gtt : x mL :: 10 gtt : 1 mL
10 x = 40 x = 4 mL per min
Proof: 40 *1 = 40
4* 10 = 40
Step II:
4 mL : 1 minute :: 500 mL : x minute
4 x = 500 x =

\frac{125}{60} \min =2.08=2 ext { hours, } 5 ext { minutes }

Proof: 1 * 500 = 500
4 *125 = 500

A Unit of Blood (500 ML) Is Hung at 0800