RS Aggarwal Solutions Class 7 Chapter-10 Percentage (Ex 10B) Exercise 10.2

RS Aggarwal Solutions

RS Aggarwal Solutions Class 7 Chapter-10 Percentage (Ex 10B) Exercise 10.2

Last updated date: 23rd Apr 2024

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RS Aggarwal Solutions Class 7 Chapter-10 Percentage (Ex 10B) Exercise 10.2 - Free PDF

The chapter on percentage is crucial for a student, given that it acts as a basic concept for further advanced topics. Chapter 10 Exercise 10.2 includes questions of various formats, from short ones to complex problem sums. RS Aggarwal Solutions Maths Class 7 Ex 10B provides answers in a step-by-step manner to all the topics.

While preparing the topic of percentage, basic concepts must remain clear, and students know from the very beginning how to approach solving the sums. RS Aggarwal Solutions Class 7 Maths Ex 10B can extend guidance required by students. Moreover, they also have the option to refer to solution material at their convenience. Students can download the PDF material from Vedantu’s official website free of cost, and study it whenever they need. You can also register Online for NCERT Class 7 Science tuition on Vedantu to score more marks in your examination. Every NCERT Solution is provided to make the study simple and interesting on Vedantu. Vedantu is No.1 Online Tutoring Company in India Provides you Free PDF download of NCERT Maths Class 7 solved by Expert Teachers as per NCERT (CBSE) Book guidelines.

Importance of RS Aggarwal Solutions for Class 7 Maths Exercise 10B

Here are some of the questions included in this section:

Questions 1 to 4

The first four questions involve a direct calculation of percentage based on a given set of values. For instance, in a question, the total monthly salary has been indicated, and there has been an increase to the tune of 12%. The final increased amount has to be determined.

Questions 5 to 10

This set of five questions includes multiple facts within the problem question. For instance, in a problem question, the total number of candidates who appeared in an examination has been given. While the number of passed candidates has been mentioned, students who have failed had to be calculated. In the final step, the percentage of failed students has to be found out.

Questions 11 to 19

These questions have medium difficulty level and may involve multiple calculations in a single sum. For example, the total number of chalks has been given. Moreover, the quantity of carbon, calcium and oxygen present in the chalk has been indicated in percentage. The numerical value of carbon, calcium and oxygen in chalk has to be found out.

Questions 20 to 27

The last eight questions have a high difficulty level. Students should give additional attention while solving these sums. Also, all steps must be mentioned in these calculations to ensure that there is no error.

Example of a sum – A shirt’s original price has not been disclosed, but the discount percentage has been provided. The price of the shirt is to be denoted by a variable, and the percentage calculation is to be done accordingly. Once the value is found out, the same is to be substituted within the equation to arrive at the final answer.

Even though the percentage is a relatively easy topic in Mathematics, students would still have to be clear on the concept. RS Aggarwal Solutions Maths Class 7 Ex 10B can be effective in that regard. If they still face any issues, our domain experts can answer all their queries. To know more, download the app on your device.

FAQs on RS Aggarwal Solutions Class 7 Chapter-10 Percentage (Ex 10B) Exercise 10.2

1. How can RS Aggarwal Class 7 Exercise 10b Solutions help students in preparing the chapter on Percentage?

Maths RS Aggarwal Solutions Class 7 Chapter 10 b provides solutions to the question through all the necessary steps. That way, students get a clear idea as to the process of solving a particular sum. The solution strictly adheres to CBSE guidelines, making students familiar with the format that comes in the examination. Furthermore, domain experts having considerable experience are engaged to frame RS Aggarwal Solutions Maths Class 7 Ex 10b. The scope for any error in the solution comes down to almost nil.

2. What is the best way to prepare RS Aggarwal Class 7 Maths Chapter 10 Exercise 10B?

While preparing Percentage, it becomes important that the calculations are done accurately. Also, students should have greater clarity on the basic theories of a topic. Consistent practice is needed to get a better grasp over the topic. In case of persistent confusion, students should seek guidance from their teachers or mentors.

3. What is Included in RS Aggarwal Maths Class 7th Exercise 10b?

There are 27 questions included in Exercise 10b, and consists of both objective type questions and problem sums. While these objective-type questions can have a one-step solution, problem sums have to be solved in a stepwise manner. Approximately 11 questions in this section can be considered to be of complex type.

4. What is the best way to calculate Percentage as discussed in RS Aggarwal solutions for Class 7 Chapter 10 ?

One of the simplest ways to calculate a 10% discount is to divide the total sale price by 10 and deduct the result. This discount is easily calculated in your mind. Divide by ten and double the result by two to get a 20% discount. You can also calculate the 10% discount without using a calculator by using one of two additional techniques. You can even join Vedantu’s live classes to have a better understanding of the topics.

5. As discussed in RS Aggarwal solutions for Class 7 Chapter 10, what is the formula for calculating the percentage of a number between two numbers?

Divide one value by the other and multiply that number by 100 to get the percentage of a number between two numbers. Let's look at an example of calculating the percentage of a number that lies between two numbers.

Explanation:

Let us find the percentage of 40 in 45.

Dividing the part by whole and multiplying the result with 100 gives 40/45 × 100 = 88.88%.

So, 40 is 88.88% of 45.

Hence, to find the percentage of a number between two numbers, divide one number with the other and then multiply the result with 100.

6. How can I download reading material from Vedantu?

Accessing material from Vedantu is extremely easy and student-friendly. Students have to simply visit the website of Vedantu and create an account. Once you have created the account you can simply explore the subjects and chapters that you are looking for. Click on the download button available on the website on Vedantu to download the reading material in PDF format. You can also access all the resources by downloading the Vedantu app from the play store.