The percentage is applied when converting a portion or quantity to a multiple of 100.
In its simplest sense, "percent" means one hundred.
The sign "%" is used to denote percentages, which are fractions or sections of 100 and are widely employed in comparison and ratio calculations.
The percentage is a useful tool for calculating interest in daily life, which is a fascinating subject.
Percentage questions are part of the ability section of several competitive exams, including the SSC, Railway, Banking, CAT, and MAT.If you are preparing for competitive exams and looking for expert guidance, you can download our General Knowledge Free Ebook Download Now.
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How to Determine a Percentage ?
To help you do better on government competitive exams, we'll provide you a basic explanation of percentages in this post along with their formula and examples.
You can master formulas and rapid percentage approaches to respond to queries on this subject.
Every exam demands clearing the fundamental concepts as well as having a firm grasp of the important topics.
Percentage means "for every 100" or "out of 100." Use the (%) sign to easily write a fraction with a denominator of 100.
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For instance, rather than saying "Ram scored 70 out of 100," we say "Ram scored 70%." The percentage can also be written as 0.72 percent or, using decimal notation, 67.9 percent.
The formula to calculate Percentage is very simple.
Percentage = (Value ⁄ Total Value) × 100
Here, we give you a few illustrations of how to use the % formula to calculate percentages.
You can use a percentage calculator to answer these questions to better comprehend percentages and the percentage formula.
Example 1: There are 200 students in a class.
Out of them, 90 are girls.
Find the percentage of girls in the class?
Solution: We are given,
Total students in the class=200
Girls in the class = 90
Percentage of girls in the class = (Girls in the class⁄ Total no.
of students) × 100
Percentage of girls in the class = (90/200)x100 = 45%
Example 2: The price of a $1.50 candy bar is increased by 25%.
Calculate the new price?
Solution: We are given,
Price of the Candy= $1.50
Increase in the price of candy= 25% or 25/100
New Price of candy= Old Price + increase in price
New Price of candy= 1.50 +25/100
New Price of candy= 1.50 + 1.50 ×.25
New Price of candy= $ 1.875
Example 3: Radha earns a monthly salary of $1200.
She spends $280/month on food.
What percent of the monthly salary does she save?
Solution: Monthly salary of Radha= $1200
Salary saved by Radha = $(1200 – 280) = $920
The fraction of salary she saves = 920/1200
Percentage of salary she saves = (920/1200)×100 = 920/12 = 76.667 %
What is the formula for Percentage?
The formula to calculate the percentage of a number out of another number is: Percentage = (Original number/Another number) x 100
If he wants to make a profit of 20%. He must sell 8 pens for a rupee.
%’ symbol is used to denote the percentage