EduSahara™ Worksheet

EduSahara™ Worksheet

Name : Chapter Based Worksheet

Chapter : Factors and Multiples

Grade : ICSE Grade VI

License : Non Commercial Use

Question 1

1.

Find the total number of factors of
35

(i)

4
(ii)

3
(iii)

7
(iv)

1
(v)

5

Question 2

2.

Find the HCF of
{48,15,28,30}

(i)

2
(ii)

3
(iii)

0
(iv)

1
(v)

(-1)

Question 3

3.

Find the product of LCM and HCF of
{4,6}

(i)

24
(ii)

27
(iii)

25
(iv)

21
(v)

23

Question 4

4.

Find the number of prime factors of
640

(i)

4
(ii)

2
(iii)

0
(iv)

3
(v)

1

Question 5

5.

Find the HCF of
{24,46,4}

(i)

0
(ii)

2
(iii)

5
(iv)

3
(v)

1

Question 6

6.

The common multiples of 8 , 4 and 6 =

(i)

{24,48,72,96,120,144}
(ii)

{48,72,96,120,144,287}
(iii)

{24,48,72,96,120,67}
(iv)

{24,48,72,120,144,13}
(v)

{48,72,96,120,144,185}

Question 7

7.

Find the HCF of
{135,705,375,510}

(i)

13
(ii)

14
(iii)

15
(iv)

18
(v)

16

Question 8

8.

Find all common factors of 28 , 14 and 4

(i)

{2,28}
(ii)

{1,2,28}
(iii)

{2,0}
(iv)

{1,2}
(v)

{1,2,0}

Question 9

9.

Which of the following is a composite number?

(i)

43
(ii)

39
(iii)

7
(iv)

11
(v)

5

Question 10

10.

Find the LCM of
{600,90,300}

(i)

1799
(ii)

1802
(iii)

1798
(iv)

1801
(v)

1800

Question 11

11.

Find the number of prime factors of
2700

(i)

2
(ii)

0
(iii)

3
(iv)

4
(v)

1

Question 12

12.

Find the prime factorization of
45

(i)

3 2

✕

5 2
(ii)

3 2

✕

7
(iii)

3

✕

5
(iv)

3 2

✕

3
(v)

3 2

✕

5

Question 13

13.

Find the HCF of
{18,8}

(i)

0
(ii)

3
(iii)

2
(iv)

4
(v)

1

Question 14

14.

The factors of 40 =

(i)

{1,2,4,5,8,10,20,40,19,7}
(ii)

{1,2,4,5,8,10,20,40}
(iii)

{1,2,4,8,10,20,40,3}
(iv)

{1,2,5,8,10,40,11,7}

Question 15

15.

Find all common factors of 29 and 5

(i)

{5}
(ii)

{29}
(iii)

{1,5}
(iv)

{1}
(v)

{1,29}

Question 16

16.

Find the LCM of
{240,144}

(i)

720
(ii)

723
(iii)

721
(iv)

718
(v)

719

Question 17

17.

Find the LCM of
{9,4}

(i)

35
(ii)

37
(iii)

39
(iv)

34
(v)

36

Question 18

18.

The multiples of 3 =

(i)

{3,6,9,12,15,18}
(ii)

{3,6,9,12,15,18,7,16}
(iii)

{3,6,9,18,16,19}
(iv)

{3,6,9,15,18,16}
(v)

{3,6,9,12,15,18,19}

Question 19

19.

Find the HCF of
{48,792}

(i)

25
(ii)

22
(iii)

23
(iv)

24
(v)

26

Question 20

20.

Which of the following is a prime number?

(i)

10
(ii)

19
(iii)

25
(iv)

26
(v)

44

Question 21

21.

Find the product of LCM and HCF of
{25,20}

(i)

500
(ii)

497
(iii)

502
(iv)

501
(v)

499

Question 22

22.

The common multiples of 5 and 7 =

(i)

{35,70,140,175,19}
(ii)

{70,105,140,175,20}
(iii)

{70,105,140,175,31}
(iv)

{35,70,105,140,175}
(v)

{70,105,140,175,99}

Question 23

23.

Find the LCM of
{228,96,108,72}

(i)

16416
(ii)

16418
(iii)

16413
(iv)

16417
(v)

16415

Question 24

24.

The factors of 31 =

(i)

{30,2}
(ii)

{1,30}
(iii)

{1,31}
(iv)

{1,31,2,30}
(v)

{1,31,2}

Question 25

25.

Find the HCF of
{22,15}

(i)

(-2)
(ii)

1
(iii)

4
(iv)

0
(v)

2

Assignment Key