Question

Normal range of breathing rate per minute in an average adult person at rest is​

Answer 1

Answer:

Breathing Rate: A Breath is one inhalation and one exhalation. The number of times a person breathe during a minute is called his breathing rate. The breathing rate depends on need of oxygen. Which in turn depend on need of energy.

Explanation:

Thus average breath in 60 seconds comes out to be 12-18 and 15 constitute numbers between 12-18. Thus this option is correct. 21-24 :- in a 3 year child it is normal breathing rate at rest and not in adults. In adults the normal rate is 15-18.