# Introduction to Graphs (Practice Sheet, Class 8)

(1) Draw the graph with given data.

 Time Week 1 Week 2 Week 3 Week 4 Performance in math (%) 65 70 75 85

Solution-

(2) Show the coordinates (0,7) and (7,0) on graph.

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(3)Find the coordinates of given points with the help of graph. Solution-

(4) Draw the graph for the following values.

 Number of copies 2 4 6 8 Cost (Rs) 20 40 60 70

(i) What is the cost of 5 copies?

(ii) Is it a linear graph?

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(5) Find the answers of questions from the given graph. (i) distance covered in 3.5 hour.

(ii) Is graph pass from the origin?

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(6) In coordinate(4, 5), 4 is a

(i) x – coordinate

(ii) y – coordinate

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(7) The graph which displays data that changes continuously over period of time and points represented particular data is joined by a straight line is

(i) bar graph

(ii) line graph

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(8)Draw speed – time line graph by given data.

 Distance (km) 50 100 150 200 Time (hour) 1 2 3 4

Use graph to find speed in 2.5 hours?

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(9) Point A is placed on graph. Find, if coordinates of the point A is (3, 4). Solution-

(10) Fill in the blanks:-

(i) A ____ graph is used to compare parts of a whole.

(ii) ____ and ____ coordinates are necessary to fix a point on the graph.

(iii) A _____ is a bar graph that shows data in intervals.

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Helping Topics

Introduction to graphs

NCERT solutions, class 8 