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NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3

NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3 are created as per the latest exam pattern. They include step by step solutions of every exercise question so that you can revise the concepts of the chapter quickly and correctly. All these solutions are prepared by askIITians experts and can be downloaded from our website for free. This means you can practice this chapter at your own pace without any pressure or stress. 

We understand that NCERT Class 8 Maths textbook is important for your exam preparation. Most questions in the final tests are taken from the NCERT book only. So it is important that you practice every Maths exercise thoroughly. 

About NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3

Exercise 8.3 of NCERT Class 8 Maths Chapter 8 Comparing Quantities is based on the following topics. You must remember these concepts to master this exercise and solve every question correctly. 

  • Simple Interest: Interest is the extra money paid by institutions like banks or post offices on money deposited (kept) with them. Interest is also paid by people when they borrow money.
  • Simple Interest = (P * R * n)/100, where P is the Principal, R is the rate of interest, n is the years. 
  • Compound Interest: Compound interest is the interest calculated on the previous year’s amount. 
  • Some common applications of compound interest are: 
    • To calculate the increase (or decrease) in population.
    • To find the growth of a bacteria if the rate of growth is known.
    • To calculate the value of an item, if its price increases or decreases in the intermediate years.

Download NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3 

NCERT Class 8 Exercise 8.3 includes topics like calculation of compound interest, deducing the formula of compound interest, finding the rate compounded annually or half-yearly and some applications of compound interest. There are 12 questions in this exercise. Let us break down the NCERT exercise questions for your better understanding:

Ex 8.3 Q1: In this question, you are given the principal amount, time period and rate of interest. You have to calculate the compound interest and amount. There are 5 parts to this question and all of them can be solved by applying the formula of compound interest. 

Ex 8.3 Q2: In this question of NCERT Class 8 Maths Chapter 8 Exercise 8.3 you are given a word problem about money borrowed from a bank at a rate of 15% per annum. You are also given the principal amount and you have to calculate that amount that has to be paid after 2 years and 4 months to clear the loan. 

Ex 8.3 Q3 and Q4: Both these questions are like Q2 of the exercise where you have borrowed money and now you have to calculate the total amount to be paid after a certain time. If you are able to solve Q2, you can easily master these two questions without any problem. If required, just check out our NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3. 

Ex 8.3 Q5 and Q7: These two questions are a little different. Here you are given that some money was invested and you have to find how much money will the investor get after a certain time. You can check our NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3 to understand how to solve such questions. 

Ex 8.3 Q6, Q8, and Q9: All these questions of the NCERT Exercise 8.3 of Comparing Quantities are based on how to calculate the rate compounded annually or half-yearly. We have solved these questions step by step to help you understand how to answer such questions in exams. 

Ex 8.3 Q10: This question is based on the application of compound interest where you have to calculate the increase (or decrease) in population. You must learn how to solve such questions carefully as they are important from the competitive exams perspective as well. 

Ex 8.3 Q11: This question of NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3 is also based on the population concept. You can easily solve this question if you have understood how to solve question 10. 

Ex 8.3 Q12: This question of NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3 is based on how to calculate the value of an item if its price increases or decreases in the intermediate years. Learn how to solve such questions carefully for better performance in your Maths exam.

NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3 FAQs

  1. How many exercises are there in Chapter 8 of Class 8 Maths NCERT Comparing Quantities? 

There are a total of 3 exercises in the chapter. Exercise 8.1 includes 6 questions, exercise 8.2 includes 11 questions and exercise 8.3 includes 12 questions respectively. 

  1. How to use the NCERT Solutions for Class 8 Maths Chapter 8 Comparing Quantities Ex 8.3? 

The best way to use our NCERT free solutions is by first understanding the concepts involved in the exercise. Then, you should solve the examples given before the exercise. Then, you can start solving the exercise questions one by one. If you get stuck in any question, refer to our NCERT Solutions and identify your mistake. 

  1. What are the benefits of NCERT Solutions for Class 8 Maths? 

NCERT Solutions for Class 8 Maths help students understand all the important concepts of the chapters. They help students master how to solve every exercise question correctly so that they can achieve higher marks in the Maths exam. NCERT Solutions are a free, self-explanatory guide for the students of Class 8. 


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