EduSahara™ Worksheet

EduSahara™ Assignment

Name : Types of Numbers

Chapter : Factors and Multiples

Grade : ICSE Grade VII

License : Non Commercial Use

Question 1

1.

Find the co-primes in the following

(i)

{34,35}
(ii)

{88,140}
(iii)

{68,70}
(iv)

{102,105}
(v)

{110,175}

Question 2

2.

Which of the following is an even number?

(i)

45
(ii)

5
(iii)

4
(iv)

47
(v)

43

Question 3

3.

Which of the following is an odd number?

(i)

9
(ii)

4
(iii)

14
(iv)

10
(v)

42

Question 4

4.

Which of the following is a prime number?

(i)

38
(ii)

21
(iii)

37
(iv)

45
(v)

34

Question 5

5.

Which of the following is a composite number?

(i)

47
(ii)

13
(iii)

37
(iv)

31
(v)

27

Question 6

6.

Find the twin primes in the following

(i)

(2,11)
(ii)

(2,7)
(iii)

(3,7)
(iv)

(5,7)
(v)

(3,11)

Question 7

7.

Find the co-primes in the following

(i)

{13,18}
(ii)

{5,25}
(iii)

{26,36}
(iv)

{39,54}
(v)

{4,20}

Question 8

8.

Which of the following is an even number?

(i)

5
(ii)

15
(iii)

18
(iv)

13
(v)

11

Question 9

9.

Which of the following is an odd number?

(i)

45
(ii)

28
(iii)

4
(iv)

6
(v)

38

Question 10

10.

Which of the following is a prime number?

(i)

6
(ii)

3
(iii)

12
(iv)

39
(v)

46

Question 11

11.

Which of the following is a composite number?

(i)

25
(ii)

31
(iii)

41
(iv)

23
(v)

29

Question 12

12.

Find the twin primes in the following

(i)

(2,11)
(ii)

(3,2)
(iii)

(2,7)
(iv)

(2,5)
(v)

(5,7)

Assignment Key