NCERT Solutions for Class 8 Maths Exercise 15.3

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NCERT Solutions for Class 8 Maths Exercise 15.3 Class 8 Maths book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 8 Maths chapter wise NCERT solution for Maths Book all the chapters can be downloaded from our website and myCBSEguide mobile app for free

NCERT solutions for Class 8 Maths Introduction to Graphs Download as PDF

NCERT Solutions for Class 8 Maths Exercise 15.3

NCERT Solutions for Class 8 Maths Introduction to Graphs

Class –VIII Mathematics(Ex. 15.3)

NCERT SOLUTION

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

(a) Cost of apples

No. of apples12345
Cost (in Rs.)510152025

(b) Distance travelled by a car

Time (in hours)6 a.m.7 a.m.8 a.m.9 a.m.
Distance (in km)4080120160

(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?

(c) Interest on deposits for a year.

Deposit(inRs.)10002000300040005000
Simple Interest (inRs.)80160240320400

(i)     Does the graph pass through the origin?
(ii)    Use the graph to find the interest on Rs 2500 for a year.
(iii)   To get an interest of Rs 280 per year, how much money should be deposited?

Ans.  (a)

(b) (i) The car covered 20 km distance.

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

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

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

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

 


NCERT Solutions for Class 8 Maths Exercise 15.3

2. Draw a graph for the following.

(i)

Side of Square(in cm)233.556
Perimeter

(in cm)

812142024

Is it a linear graph?

(ii)

Side of Square(in cm)23456
Area (in cm2)49162536

Is it a linear graph?

Ans. (i)  Yes, it is a linear graph.

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

NCERT Solutions for Class 8 Maths Exercise 15.3

NCERT Solutions Class 8 Mathematics PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 8 Mathematics includes text book solutions from Class 8 Maths Book . NCERT Solutions for CBSE Class 8 Maths have total 16 chapters. 8 Maths NCERT Solutions in PDF for free Download on our website. Ncert class 8 solutions PDF and Maths ncert class 8 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide.

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