Respiratory rate per minute averages about
b. 12-18
c. 3-8
d. 50-100

The answer is B: 12-18.

Explanation:

The respiratory rate, that is, the number of times that air comes out of the lungs in a minute, is between 12-18, when the breath is below 12 it is called bradypnea and when it is above 18, it is known as tachypnea; Keep in mind that newborns have high respiratory rates of 30-40 breaths per minute and is considered normal.

answer: no, they are not.*

although rubber bands that contain excessive amounts of dye, toxins, or additives are sometimes toxic, most rubber bands do not cause any health issues. since they are typically made of latex, (a natural substance that is extracted from trees) they are not dangerous in any way if you chew them or accidentally ingest a piece of rubber band. however, chewing rubber bands does pose a choking hazard and is not a good habit to have.

*depending on the type of rubber band. the typical rubber bands that you see at stores are not toxic, but other types of rubber or latex that contains certain chemicals may be unhealthy and hazardous.