**RS Aggarwal Solutions Class 7 Maths Chapter 9 Ex 9.1: **Kick start your Class 7 Maths exam prep with RS Aggarwal Solutions Class 7 Maths. You can totally rely on RS Aggarwal Solutions Class 7 Maths Chapter 9 Ex 9.1 as it is designed by the subject matter experts which make them credible and accurate. Apart from the exam prep, they will also help you with your class assignments.

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## Download RS Aggarwal Solutions Class 7 Maths Chapter 9 Ex 9.1 PDF

RS Aggarwal Solutions Class 7 Maths Chapter 9 Ex 9.1

## RS Aggarwal Solutions Class 7 Maths Chapter 9 Ex 9.1 – Overview

### Introduction

You can define the Unitary Method as the method which involves finding the value of a specific unit and then the other required units with the help of this unit.

Eg: Let us assume that you went on to the market for purchasing 5 oranges. Now, the vegetable retailer tells you that he usually sells 10 oranges for Rs 100. Looking into this scenario, we can say that the oranges are the units, while the cost of the oranges is the value.

While solving the questions on the unitary method, always make sure to write the things to be calculated on the right-hand side, and the things already known to you on the left-hand side.

### Types Of Unitary Method

- Direct Variation
- Inverse Variation

**1. Direct Variation**

**2. Indirect Variation –**

### Applications Of Unitary Method

- You will understand that the Unitary Method is used in the speed, time, and distance-related word problems.
- This method is also used in calculating the cost of the different materials.
- The Unitary Method has also got its usage into the business world. We generally use it in the business field for getting the values of the profit and the losses.
- It can be also used to understand that how much time has been taken by an individual to clear a particular route.
- The Unitary Method also helps to find the exact prices of the goods and do its evaluation.

This is the complete blog on RS Aggarwal Solutions Class 7 Maths Chapter 9 Ex 9.1. To know more about the CBSE Class 7 Maths exam, ask in the comments.

## FAQs on RS Aggarwal Solutions Class 7 Maths Chapter 9 Ex 9.1

### How to define the unitary method?

You can define the Unitary Method as the method which involves finding the value of a specific unit and then the other required units with the help of this unit.

### What are the types of unitary methods?

There are two kinds of the unitary method, mentioned below

Direct Variation

Inverse Variation

### Define Indirect Variation?

The Indirect Variation can be defined as the inverse of the direct Variation. It means that if the value of one quantity is decreased, then the value of another quantity will be increased. Likewise, if the value of one quantity is increased, then the value of another quantity will be decreased.

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