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.
Natural number can have or cannot have zero but zero may be considered as a Whole Number, a rational, real, an algebraic and also a Complex Number. If we want to calculate the number of zero in the given number then simply count zeros. We can write one crore as 107. Exponent in 107 is 7 which means that there are 7 zeros in one crore. Another method to write total number of zeros in one crore is to multiply 10 seven times. That is (10 * 10 * 10 * 10 * 10 * 10 * 10) which gives 10000000. Thus total number of zeros in one crore is 7 (seven). Various operations such as multiplication, subtraction, addition can be applied on zero.