#### B CHANDA

Kendriya Vidyalaya BSF,Baikunthpur

Assignment-I (2018-19)

Sub: Mathematics                     Class VI                       MM.   40          Time: 90 min

All the questions are compulsory

Each question carries 1 mark

Choose the correct  option:

1. The smallest number of 7 digits having 5 in tens place  is –

a)1000055                   b)1000050                  c)1000051                       d)1111150

2. The place value of 8 in 23890507 is

a) 80 lakhs            b) 80 thousands        c) 8 lakhs       d) 8 crores

3. The whole number which does not have a predecessor is --

a) 1                         b) 0                         c)   101               d) 9

4.    20x65x15 = 20x15x65 is an example of

(a) Associative property (b) Commutative property (c) Closure   (d) Distributive property.

5. Which one of the following is a prime number?

a)   23             b) 51               c) 39              d) 26

Each question carries   2 marks

6. Write all the factors of 20.

7. Write 4 multiples of   7.

8. Write the numeral for  --

Seventy three lakh seventy five thousand three hundred two.

9.Arrange the following numbers in ascending order:

847, 9754, 8630, 479.

Each question carries   3  marks

10. Find 12 x 35 using distributive property.

11. Using the following digits without repetition make the greatest 4-digit number.

1,4,2,8

12. Write the corresponding numeral for the following:

6x10000+2x1000+5x100+8x10+4x1

13. Find the value by using suitable property.

297x17 + 297x3

14. In an election, the successful candidate registered 5,77,500 votes and his nearest rival

secured  3,48,700 votes. By what margin did the successful candidate win the election?

Each question carries 4 marks

15.The distance between the school and the house of a student is 1 km 875m. Every day she

walks  both ways. Find the total distance covered by her in 6 days.

16.Find the product  by suitable rearrangement:

125x40x8x25

17. A vessel has 4litres and 500 ml of card. In how many glasses, each of 25 ml capacity, can it

be filled?

KendriyaVidyalaya, BSF, Baikunthpur

Assignment -I (14-15)

Class- VII                                                                                    Sub: Mathematics

All the questions are compulsory.

SECTION -  A

Each question carries 1 mark

Select the correct option from the given four alternative options:

1.       The product of two negative integers  is ---

(a) 1           (b)  Positive        (c)  Negative    (d) none

2.  A coin is tossed. The probability of getting Head is

(a)  1           (b) 1/6                 (c) 2/6               (d) None.

3.The Pythagoras theorem is related to the triangle----

(a)  Equilateral        (b) Scalene      (c) Right       (d) Isosceles

4. Which of the following pair of angles are supplementary angles? (a) 1200,   500     (b)    600  ,  1200   (c)   390  ,  610  (d)   650  ,  250                                                                t 5. In the adjoining figure, the transversal line is                                                l (a)    l            (b)   m         (c)    t         (d)      None of these.                            m

6. The mode of  3,5,6,3,5,2,3,9,4,3,4,7

(a) 4        (b)  3     (c)      5       (d)       none

7.  Number of medians a triangle has ----

(a)  1            (b)      2       (c)       3   (d)        No medians

8.  Which of the following is an algebraic  equation                                                                                  (a)  5x+7 = 12            (b)  7x + 5 >12                ( c)  5 =  12-7              d) 5x+12 < 7

SECTION  -  B

Each question carries 2 marks

9. Evaluate:              13   ÷   [(3x4)+ 1]

10.You have thrown a ludo die. What is the probability that you will get 5 on

the top ?  11. Evaluate:                   3 + 2 x

12.    Find the value of x in the given figure: 13. Which is greater?    6.055  or 6.50 ?                                        x                   x

14.Check whether    n= 5 , is a solution of the equation    2n + 5 = 15 or not?

SECTION  -  C

Each question carries 3 marks

15.  Evaluate using suitable property:

625 x 25 + 625 x 65

16. Fill in the blanks with the given words:

Supplementary, equal, linear pair, 900

(a)If two angles are complementary, then the sum of their measures is ___

(b)  Two angles forming a linear pair are-----------

(c) If two lines intersect at a point, then the vertically opposite angles are always -----------.

17.Solve the equation :            3x  - 6 = 12

18. Draw a line AB. Take a point C on AB. Through C draw a line PC perpendicular to AB,

using ruler and compasses only.

19.The following marks are obtained by 15 students in a test(out of 25) . Find mode and

Median marks.  19,25,23,20,9,20,15,10,5,16,25,20,24,12,20.                                        x

20. Find the values of x & y  in the  figure: .500                     y     1200

21   How much less is 28 km than 42.6 km?

22. Find the value: +  ÷ SECTION  -D

Each question carries 4marks

23. Following are the marks obtained by a student of class VII in FA I .

 Subject ENGLISH HINDI SANSKRIT MATHS SCIENCE So.SCIENCE Marks obtained 36 31 39 37 27 31

Represent the above data with the help of a bar graph choosing appropriate scale.

24.  ABC is a triangle, right angled at C. If AB = 5 cm AC = 4 cm, find BC.  25. Construct  ∆ ABC in which AB= 5 cm, BC= 7 cm and      B = 600.

26.The marks (out of 100) obtained by a group of students in a test in maths are 85,76,       90,85,39,48,56,95,81and 75. Find the:

(i) Highest and the lowest marks obtained by the students.

(ii) Range of marks.

(iii) Mean marks obtained by the group.

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KendriyaVidyalaya, BSF, Baikunthpur

Assignment (2018-19)

Class- VI                                                                                   Sub: Mathematics

SECTION -  A

Each question carries 1 mark

Select the correct option from the given alternative options:

1.      The smallest  prime number is ----

a)      2                             b) 1                              c)   0

2.      1 Lakh is

a)      Ten ten lakh                 b)   Ten ten thousand              c) Ten million

3.       A triangle has ----

a)      Four sides three angles    b) Three sides four angles     c) Three sides three angles.

4.      How many lines can pass through two given point in a plane?

a)       One                                  b)   Two                                          c)    Many

5.      The sum of two negative integers is ----------

a)      Positive                 b) negative                                 c)   None

6.      The whole number which does not have a predecessor is -----------

a)      1                                b) 0                             c) 9

7.      The pictorial  representation of numerical data is called ---------

a)      Bar graph                            b)   Pictograph                                         c) Histogram

8.      The property depicted by a + b = b + a

a)      Closure property         b) Commutative property               c) Associative property

SECTION - B

Each question carries 2 marks

9.      Draw a quadrilateral and shade its interior .

10.  Write all the factors of 30.

11.  Arrange the following numbers in ascending order:

36401, 2575, 9801, 37902

12.    Write 4 multiples of 8.

13.  Add without using number line

(- 12 ) + ( + 18 )                                                                                                  B. 14.  Use the figure to name

a) Four points   b) A line                                                                                        O

c)Two rays      d)  Two line segments.                                            A

SECTION  -  C

Each question carries 3 marks

15.Draw a circle and mark

a)      Centre    b) A radius   c) A diameter d) A sector  e) A segment   f) An interior point.

16.Find L. C. M. of  20,25,30 .

17.Find the sum by using suitable rearrangement

837  +  208  + 363

18. Write the opposites of

a) 100 m above sea level                       b) 326 BC                  c)  Loss of Rs.750

19. Using divisibility test , determine whether 23453 is divisible by 3 or not ?

20. Find H.C.F. of    12 , 18,  36

21. Use the number line and find the sum of :

(-2) + ( + 5)

22. Using the following  digits without  repetition make the greatest and the smallest 4-digit

number :          0,1,4,8 .

SECTION  -D

Each question carries 4marks

23.  In a Mathematics  class test (out of 10), the following marks were obtained by 40 students .

Arrange these marks in a table using tally marks.

8,1,3,7,6,5,5,4,4,2,4,9,5,3,7,1,6,5,2,7,7,3,5,4,3,8,6,8,6,7,5,4,8,9,6,4,4,6,6,3.

 AAA   24.  a) Identify three triangles in the figure .                                                                                  A

b) Write the names of seven angles.

c)  Write the names of six line segments .   d) Which two triangles  have     B  as common?                 B                                                D

25. The number of Mathematics books sold by a shopkeeper on six consecutive days is shown below:

 Days Sunday Monday Tuesday Wednesday Thursday Friday Number of books sold 65 40 30 50 20 70

Draw a bar graph to represent the above information choosing the scale of your choice.

26. A milkman supplies 32 litres of milk to a hotel in the morning and 68 litres of milk in the evening. If

the milk costs Rs. 32 per litre, how much money  is due to the milkman per day?

KendriyaVidyalaya, BSF, Baikunthpur

Assignment -I (2018-19)

Class- VIII               Sub: Mathematics

All the questions are compulsory.

SECTION -  A

Each question carries 1 mark

Select the correct option from the given alternative options:

1. Division of a rational number is

a) Commutative            b) Closure            c) Associative               d) None of these

2. Product of a rational number and  its reciprocal is

a) 0                            b ) 1                         c)  -1                      d) None  of these

3 . Which one of the following is not a perfect square?

a)4257                     b)      625                         c) 12100                   d)   10609

4. If one pair of opposite sides of a quadrilateral are parallel, then it is a ---------

a) Rhombus                     b)   Parallelogram       c)        Kite         d)   Trapezium

5. Diagonals of a rhombus

a) Are equal     b) Bisect each other   c) Bisect each other at right angles   d) None of this

6.   The least number by which 45 must be divided to make it a perfect square is

a)  2                      b)  3                           c)  5                       d)  None of these

7.   Which one of the following is an algebraic equation?

a) x + y > 7  b)  x + y =7           c) 4 + 3  = 7              d)  x + y < 7

8. Multiplicative inverse of  0 is

a) 0                          b)  1                                   c)  -1                                     d) None

SECTION - B

Each question carries 2 marks

9.  Two numbers are in the ratio 5:3. If they differs by18, what are the numbers?

10.  Solve:            3x   =  2x  +  18

11. Find the sum of the angles of a regular pentagon . 12. Without adding, find the sum.  1+3 + 5+ 7 + 9 + 11 + 13 + 15 + 17 + 19                                                       1250

13.  Find x in the figure :                                                                                                               X0 1250

14.  Write additive and multiplicative inverse of     - SECTION  -  C

Each question carries 3 marks

15.   Construct a rhombus whose diagonals are 5.2 cm and 6.4cm.             D                               C

16.Given a parallelogram ABCD. Complete each statements                            O   Oo

along with the definition or property used.                                A                                       B

(i)  AD  = ------------          (ii)      DCB  =  -------------    (iii)     OC  = ----------

17.The denominator of a rational number is greater than its numerator by 8. If the numerator                  is increased by 17 and the denominator is decreased by 1, the number obtained is . Find the    rational number.

18.Find the square root of :          1764, by prime factor method   S                                        N

19.In the  parallelogram RUNS, find x , y in cm.                             R                                            U

20. x + x - x  21. The number of boys and girls in a class are in the ratio 7:5 .The number of boys is 8 more than

that of the number of girls. What is the total class strength?

22. Find six rational numbers between and .

SECTION  -D

Each question carries 4marks

23. Is 68600 a perfect cube? If not, find the smallest number by which 68600 must be

multiplied to get a perfect cube.

24. Solve : = 25. Construct  the quadrilateral GOLD .

Given that  OL = 7.5  cm, GL = 6 cm , GD = 6 cm , LD =5 cm, OD = 10 cm.

26. Find square root of   5776 by division method.

KendriyaVidyalaya, BSF, Baikunthpur

Assignment -I (2018-19)

Class- VII                                                                                  Sub: Mathematics

All the questions are compulsory.

SECTION -  A

Each question carries 1 mark

Select the correct option from the given four alternative options:

2.       The product of two negative integers  is ---

(a) 1           (b)  Positive        (c)  Negative    (d) none

2.  A coin is tossed. The probability of getting Head is

(a)  1           (b) 1/6                 (c) 2/6               (d) None.

3.The Pythagoras theorem is related to the triangle----

(a)  Equilateral        (b) Scalene      (c) Right       (d) Isosceles

4. Which of the following pair of angles are supplementary angles? (a) 1200,   500     (b)    600  ,  1200   (c)   390  ,  610  (d)   650  ,  250                                                                t 5. In the adjoining figure, the transversal line is                                                l (a)    l            (b)   m         (c)    t         (d)      None of these.                            m

6. The mode of  3,5,6,3,5,2,3,9,4,3,4,7

(a) 4        (b)  3     (c)      5       (d)       none

7.  Number of medians a triangle has ----

(a)  1            (b)      2       (c)       3   (d)        No medians

8.  Which of the following is an algebraic  equation                                                                                  (a)  5x+7 = 12            (b)  7x + 5 >12                ( c)  5 =  12-7              d) 5x+12 < 7

SECTION  -  B

Each question carries 2 marks

9. Evaluate:              13   ÷   [(3x4)+ 1]

10.You have thrown a ludo die. What is the probability that you will get 5 on

the top ?  11. Evaluate: + x

12.    Find the value of x in the given figure: 13. Which is greater?    6.05  or 6.50 ?                                          x                   x

14.Check whether    n= 5 , is a solution of the equation    2n + 5 = 15 or not?

SECTION  -  C

Each question carries 3 marks

15.  Evaluate

(-1)x(-2)x(-3)x(-4)

16. Fill in the blanks with the given words:

Supplementary, equal, linear pair, 900

(a)If two angles are complementary, then the sum of their measures is ___

(b)  Two angles forming a linear pair are-----------

(c) If two lines intersect at a point, then the vertically opposite angles are always -----------.

17.Solve the equation :            2x  - 6 = 10

18. Draw a line AB. Take a point C on AB. Through C draw a line PC perpendicular to AB,

using ruler and compasses only.

19.The following marks are obtained by 15 students in a test(out of 25) . Find mode and

Median marks.  19,25,23,20,9,20,15,10,5,16,25,20,24,12,20.                                        x

20. Find the values of x & y  in the  figure: .500                     y     1200

21   Find :         0.1 x 51.7

22. Find the value: +  ÷ SECTION  -D

Each question carries 4marks

23. Following are the  no. of students in different classes in your school

 Class I II III IV V VI VII VIII IX No. of students 40 35 42 37 45 35 36 39 44

Represent the above data with the help of a bar graph choosing appropriate scale.

24.  ABC is a triangle, right angled at C. If AB = 5 cm AC = 4 cm, find BC.  25. Construct  ∆ ABC in which AB= 5 cm, BC= 7 cm and      B = 600.

26.The marks (out of 100) obtained by a group of students in a test in maths are 85,76,                   90,85,39,48,56,95,81and 75. Find the:

(i) Highest and the lowest marks obtained by the students.

(ii) Range of marks.

(iii) Mean marks obtained by the group.

KendriyaVidyalaya, BSF, Baikunthpur

Assignment(2018-19)

Class- VIII               Sub: Mathematics

All the questions are compulsory.

SECTION -  A

Each question carries 1 mark

Select the correct option from the given alternative options:

1. Division of a rational number is

a) Commutative            b) Closure            c) Associative               d) None of these

2. Product of a rational number and  its reciprocal is

a) 0                            b ) 1                         c)  -1                      d) None  of these

3 . Which one of the following is not a perfect square?

a)  4257                     b)      625                         c) 12100                   d)   10609

4. If one pair of opposite sides of a quadrilateral are parallel, then it is a ---------

a) Rhombus                     b)   Parallelogram       c)        Kite         d)   Trapezium

5. Diagonals of a rhombus

a) Are equal     b) Bisect each other   c) Bisect each other at right angles   d) None of this

6.   The least number by which 45 must be divided to make it a perfect square is

a)  2                      b)  3                           c)  5                       d)  None of these

7.   Which one of the following is an algebraic equation?

a) x + y > 7  b)  x + y =7           c) 4 + 3  = 7              d)  x + y < 7

8. Multiplicative inverse of  0 is

a) 0                          b)  1                                   c)  -1                                     d) None

SECTION - B

Each question carries 2 marks

9.  Two numbers are in the ratio 5:3. If they differs by18, what are the numbers?

10.  Solve:            3x   =  2x  +  18

11. Find the sum of the angles of a regular pentagon . 12. Without adding, find the sum.  1+3 + 5+ 7 + 9 + 11 + 13 + 15 + 17 + 19                                                       1250

13  Find x in the figure :                                                                                                               X0 1250

14    Write additive and multiplicative inverse of     - SECTION  -  C

Each question carries 3 marks

15   Construct a rhombus whose diagonals are 5.2 cm and 6.4cm.             D                               C

16.Given a parallelogram ABCD. Complete each statements                                             O   Oo

along with the definition or property used.                                A                                       B

(ii)  AD  = ------------          (ii)      DCB  =  -------------    (iii)     OC  = ----------

17.The denominator of a rational number is greater than its numerator by 8. If the numerator                  is increased by 17 and the denominator is decreased by 1, the number obtained is . Find the    rational number.

18.Find the square root of :          1764, by prime factor method   S                                        N

19.In the  parallelogram RUNS, find x , y in cm.                             R                                            U

20. Find x x x ( )

21. The number of boys and girls in a class are in the ratio 7:5 .The number of boys is 8 more than

that of the number of girls. What is the total class strength?                                                              22. Find six rational numbers between and .

SECTION  -D

Each question carries 4marks

23. Find the smallest number by which  128 must be divided to make it a perfect cube.

24. Solve : = 25. Construct  the quadrilateral GOLD .

Given that  OL = 7.5  cm, GL = 6 cm , GD = 6 cm , LD =5 cm, OD = 10 cm.

26. Find square root of   5776   by division method.

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