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.
There are no fractions or decimals in any part of the numbers. Negative numbers often represent the idea of being below a standard value. Zero is an integer. Remember that categories of numbers overlap, just like categories of geography (such as country, state, county, city, street) overlap each other. For instance, a street is in a certain city, which is in a certain county, which is in a certain state. Categories of math overlap each other too.