Learn several problems on Percentage here and get an idea of the concept in a better way. To help you understand various questions on Percentage easily we have provided detailed solutions for each and everything. Try to apply the concept of Percentage in your day to day scenarios and get the solutions immediately. Solve the Tricky Questions prevailing here regarding the Concept Percentage and improve your conceptual knowledge.
1. What is 25% of 100?
Solution:
Given 25% of 100
= 25/100*100
= 25
Therefore, 25% of 100 is 25.
2. In a class of 50 students, 82 % of the students cleared the JEE exam. How many did not clear it?
Solution:
Since 82% cleared the JEE Exam the percentage of students who didn’t clear the exam is 100% – 82%
= 18%
Total Number of Students = 50
18% of 50 is the students who didn’t clear the exam
= 18/100*50
= 900/100
= 9
Therefore, 9 students didn’t clear the JEE Exam.
3. Ram scored 30 marks out of 50 marks and his elder brother Jim scored 42 marks out of 50 marks. Who scored a better percentage?
Solution:
Percentage of Ram = 30/50*100
= 60%
Therefore, Ram Scored 60%.
Percentage of Jim = 42/50*100
= 84%
Therefore, Jim Scored 84%
Since Jim scored a higher percentage compared to his brother Ram he scored a better percentage.
4. The original price of a shirt was $30. After that, It was reduced to $15. What is the percent decrease in the price of the shirt?
Solution:
Original Price of Shirt = $30
New Price of Shirt = $15
Decreased Price = $30 – $15
= $15
Percentage Decrease = (Decreased Value/Original Price) *100
= ($15/$30)*100
= 50%
Therefore, the shirt was decreased by 50% of its price.
5. The population of a town increases 3% each year. It is 30,000 now. What was it last year?
Solution:
Consider the population of town last year as x
30, 000 = x(1+3/100)
30, 000 = x(103/100)
(30, 000*100)/103 = x
x = 29126
Population of Town Last Year is 29, 126.
6. The price of a pair of trousers was decreased from 120$ to 90$. What is the Percentage Decrease?
Solution:
Original Price = $ 120
New Price = $90
Decreased Value = $120 – $90
= $30
Percentage Decrease = (Decreased Value/Original Value)*100
= 30/120*100
= 25%
Therefore, price of pair of trousers are decreased by 25%.
7. Vinay gets 82 % marks in examinations. If there are 480 marks, find the maximum marks?
Solution:
Given 82% of 480
82/100*m = 480
m = (480*100)/82
= 585
Maximum Marks are 585