Job Outlook. Excellent. Respiratory therapists provide care and treatment for patients suffering from breathing and cardiopulmonary difficulties. They may also provide emergency medical care for patients who have experienced asphyxiation, heart attacks, or shock.
0 is a number alone or not. if you put 0 by itself its both a number and a digit.
ZERO DIVIDED by zero is quite indeterminate. For if A is B times C, then A divided by B is C. But zero is equal to zero times any number whatever. Therefore zero divided by zero is any number whatever. Ivor Etherington, Easdale, Argyll.