Secondary School (English Medium) (5 to 8) कक्षा ८ - CBSE Question Bank Solutions for Mathematics

Mathematics

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Locate the points:

(2, 1), (2, 2), (2, 3), (2, 4)

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Locate the points:

(1, 3), (2, 3), (3, 3), (4, 3)

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Locate the points:

(1, 4), (2, 4), (3, 4), (4, 4).

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Find the coordinates of points A, B, C, D in Fig. 27.7.

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Find the coordinates of points P, Q, R and S in Fig. 27.8.

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Write the coordinates of each of the vertices of each polygon in Fig. 27.9.

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Decide which of the following statement is true and which is false. Give reasons for your answer.

A point whose x-coordinate is zero, will lie on the y-axis.

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Decide which of the following statements is true and which is false. Give reasons for your answer.

A point whose y-coordinate is zero, will lie on x-axis.

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Decide which of the following statements is true and which is false. Give reasons for your answer.

The coordinates of the origin are (0, 0).

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Decide which of the following statements is true and which is false. Give reasons for your answer.

Points whose x and y coordinates are equal, lie on a line passing through the origin.

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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The following table shows the amount of rice grown by a farmer in different years:

Years:	2000	2001	2002	2003	2004	2005	2006
Rice grown (in quintals):	200	180	240	260	250	200	270

Plot a graph to illustrate this information.

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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The following table gives the information regarding the number of persons employed to a piece of work and time taken to complete the work:

Number of persons:	2	4	6	8
Time taken (in days):	12	6	4	3

Plot a graph of this information.

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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The following table gives the information regarding length of a side of a square and its area:

Length of a side (in cm):	1	2	3	4	5
Area of square (in cm²):	1	4	9	16	25

Draw a graph to illustrate this information.

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Find CI on Rs. 12600 for 2 years at 10% per annum compounded annually.

[7] Comparing Quantities

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Chapter: [7] Comparing Quantities
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Plot the point (4, 3) on a graph sheet. Is it the same as the point (3, 4)?

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Plot the following points and verify if they lie on a line. If they lie on a line, name it.

(0, 2), (0, 5), (0, 6), (0, 3.5)

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Plot the following points and verify if they lie on a line. If they lie on a line, name it.

A (1, 1), B (1, 2), C (1, 3), D (1, 4)

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Plot the following points and verify if they lie on a line. If they lie on a line, name it.

K (1, 3), L (2, 3), M (3, 3), N (4, 3)

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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Plot the following points and verify if they lie on a line. If they lie on a line, name it.

W(2, 6), X (3, 5), Y(5, 3), Z (6, 2)

[13] Introduction to Graphs

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Chapter: [13] Introduction to Graphs
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From Fig, choose the letter(s) that indicate the location of the points given below:

(i) (2, 1)

(ii) (0, 5)

(iii) (2, 0)

Also, write

(iv) The coordinates of A.

(v) The coordinates of F.

[13] Introduction to Graphs

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Secondary School (English Medium) (5 to 8) कक्षा ८ - CBSE Question Bank Solutions for Mathematics

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