Latest Updated : January 2023

If you are in search of **NCERT solutions for Class 8 Maths Chapter 13 Introduction to Graphs**, then you are at the right place. When it comes to **Mathematics**, it is a subject that holds value for students across various academic streams, be it science, biology, or commerce and having a very good understanding of basic math concepts will help you in achieving your goal and make it much more easier.

Here we provide detailed **NCERT solutions for Class 8 Maths** of all the chapters, **exercise wise** with **updated syllabus by NCERT**. These NCERT solutions for Class 8 Maths have been carefully crafted to provide detailed explanations, ensuring that students can grasp the concepts effectively. We also provide extra practice questions for the same, so feel free to bookmark **ncertforclass8.com** to boost your preparation.

## NCERT Solutions for Class 8 Maths Chapter 13 Introduction to Graphs Ex 13.2

**Class 8 Maths Chapter** **1**3 Introduction to Graphs Ex 13.2

**Exercise 13.2**

**Draw the graphs for the following tables of values, with suitable scales on the axes.**

**(a) Cost of apples**

Number of apples | 1 | 2 | 3 | 4 | 5 |

Cost (in ₹) | 5 | 10 | 15 | 20 | 25 |

Solution:

**(b) Distance travelled by a car**

Time (in hours) | 6 a.m. | 7 a.m. | 8 a.m. | 9 a.m. |

Distance (in km) | 40 | 80 | 120 | 160 |

**(i) How much distance did the car cover during the period 7.30 a.m. to 8 a.m?(ii) What was the time when the car had covered a distance of 100 km since it’s start?**

Solution:

(i) The car covered a distance of 20 km.

(ii) It was 7.30 am, when it covered a distance of 100 km.

**(c) Interest on deposits for a year**

Deposit (in ₹ ) | 1000 | 2000 | 3000 | 4000 | 5000 |

Simple Interest (in )₹ | 80 | 160 | 240 | 320 | 400 |

**(i) Does the graph pass through the origin?(ii) Use the graph to find the interest on ₹2500 for a year**.

**(iii) To get an interest of ₹280 per year, how much money should be deposited?**

Solution:

(i) Yes, the graph passes through the origin.

(ii) Interest on ₹ 2500 is ₹200 for a year.

(iii) ₹ 3500 should be deposited for the interest of ₹280.

**2. Draw a graph for the following.**

**Is it a linear graph?**

Solution:

(i) Yes, it is a linear graph.

**Is it a linear graph?**

Solution:

(ii) No, it is not a linear graph because the graph does not give a straight line.

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