It depends on the course.
Percentages are numbers
You cannot. Percentage is a binary operator: you input two numbers and get one number as a percentage of the other or, equivalently, the percentage change from one to the other.
No. Consider 2 and all other even numbers. Consider multiples of prime numbers, like 3 and 9.
The answer will depend on whether you want percentage equivalents of rational numbers or one rational number as a percentage of another.
It istwo numbers are a percentage relationship between them orone number and a percentage change.
Remove the numbers
It istwo numbers are a percentage relationship between them orone number and a percentage change.
I guess you mean find the percentage of one number of another, eg what percentage of 100 is 30: Divide the number for which the percentage of the other is required by the other number (making it a fraction of the second number) and multiply it by 100 %.
A percentage is a form of ratio. A ratio requires two numbers. Unless you have the second number, a percentage cannot be determined.
In order to find the percentage increase and decrease between to numbers are easy. All you have to is subtract the number you start out with to the number it becomes.
is zero an integerYes. The integers include all of the positive and negative whole numbers and zero.Whole numbers, natural numbers, counting numbers are all types of integers.
You calculate overall percentage of engineering marks by taking the number of engineering marks and dividing it by the percentage. When you do that, you will get your average percentage of engineering marks.