Subject specialists have designed NCERT solutions for Maths Class 8 Chapter 8 which includes thorough solutions for reference. These solutions are updated according to the latest CBSE syllabus for 2012-22 and are provided in easy language for understanding. Tips and tricks are also provided.
These solutions are provided so a student can clear his doubts and get help with deep understanding of the concept. Also you can refer them to make the chapter notes and revisions notes. PDF of this can also be downloaded from website.
NCERT Solutions for Class 8 Maths Chapter 8- Comparing Quantities Summary
This chapter covers the concept of ratios and percentages, along with other main topics and concepts.
The major concepts covered in this chapter include:
8.1 Recalling Ratios and Percentages
8.2 Finding the Increase or Decrease Per Cent
8.3 Finding Discounts
8.3.1 Estimation in percentages
8.4 Prices Related to Buying and Selling (Profit and Loss)
8.4.1 Finding cost price/selling price, profit % loss %
8.5 Sales Tax/ Value Added Tax
8.6 Compound Interest
8.7 Deducing a Formula for Compound Interest
8.8 Rate Compounded Annually or Half Yearly (Semi-Annually)
8.9 Applications of Compound Interest Formula
Access exercise-wise NCERT Solutions for Class 8 Maths Chapter 8 from the below links:
6 Questions (1 Long Answer Questions, 5 Short Answer Questions)
10 Questions (4 Long Answer Questions, 6 Short Answer Questions)
12 Questions (6 Long Answer Questions, 6 Short Answer Questions)
NCERT Solutions for Class 8 Maths Chapter 8- Comparing Quantities
This chapter is important one to learn the basic knowledge of tax, interest, profit, loss and much more are coming in this chapter. The concepts are:
- Discount is a reduction given on marked price. Discount = Marked Price – Sale Price.
- Discount can be calculated when the discount percentage is given. Discount = Discount % of the Marked Price
- Additional expenses made after buying an article are included in the cost price and are known as overhead expenses. CP = Buying price + Overhead expenses
- Sales tax is charged on the sale of an item by the government and is added to the Bill Amount. Sales tax = Tax% of Bill Amount.
- GST stands for Goods and Services Tax and is levied on the supply of goods or services or both.
- Compound interest is the interest calculated on the previous year’s amount (A = P + I)
Key Features of NCERT Solutions for Class 8 Maths Chapter 8- Comparing Quantities
This chapter enables us to understand:
- Slightly advanced problems involving applications on percentages, profit & loss, overhead expenses, Discount, tax.
- Difference between simple and compound interest (compounded yearly up to 3 years or half-yearly up to 3 steps only), arriving at the formula for compound interest through patterns and using it for simple problems.
- Direct variation – Simple and direct word problems
- Inverse variation – Simple and direct word problems
- Time & work problems– Simple and direct word problems
Frequently Asked Questions on NCERT Solutions for Class 8 Maths Chapter 8
List out the concepts present in these NCERT Solutions?
The NCERT Solutions of this chapter covers concept of ratios and percentages, along with other main topics and concepts.
The major concepts are:
8.1 Recalling Ratios and Percentages
8.2 Finding the Increase or Decrease Per Cent
8.3 Finding Discounts
8.3.1 Estimation in percentages
8.4 Prices Related to Buying and Selling (Profit and Loss)
8.4.1 Finding cost price/selling price, profit % loss %
8.5 Sales Tax/ Value Added Tax
8.6 Compound Interest
8.7 Deducing a Formula for Compound Interest
8.8 Rate Compounded Annually or Half Yearly (Semi Annually)
8.9 Applications of Compound Interest Formula
Is it enough NCERT Solutions for Class 8 Maths Chapter 8 for Class 8 Exams?
Yes, these NCERT Solutions deals with solutions for all questions given in NCERT Textbook Maths for Class 8. The most of the questions coming in the exams are from these exercises. By studying these concepts, you can achieve good grades.
Is INFINITE LEARN website providing answers for NCERT Solutions of this Chapter?
Yes, you can easily download the PDF of this chapter. These solutions are designed by expert faculty at INFINITE LEARN in a unique way. Also, they comes with PDF of solutions of all the classes. Those who aim good marks have to solve these solutions
