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)

{16,90}
(ii)

{36,40}
(iii)

{24,135}
(iv)

{8,45}
(v)

{45,50}

Question 2

2.

Which of the following is an even number?

(i)

20
(ii)

17
(iii)

9
(iv)

3
(v)

21

Question 3

3.

Which of the following is an odd number?

(i)

44
(ii)

37
(iii)

4
(iv)

50
(v)

40

Question 4

4.

Which of the following is a prime number?

(i)

7
(ii)

6
(iii)

32
(iv)

18
(v)

9

Question 5

5.

Which of the following is a composite number?

(i)

23
(ii)

29
(iii)

47
(iv)

13
(v)

26

Question 6

6.

Find the twin primes in the following

(i)

(2,5)
(ii)

(2,7)
(iii)

(41,43)
(iv)

(3,2)
(v)

(2,11)

Question 7

7.

Find the co-primes in the following

(i)

{9,29}
(ii)

{44,80}
(iii)

{27,87}
(iv)

{18,58}
(v)

{55,100}

Question 8

8.

Which of the following is an even number?

(i)

7
(ii)

49
(iii)

47
(iv)

35
(v)

22

Question 9

9.

Which of the following is an odd number?

(i)

32
(ii)

2
(iii)

34
(iv)

49
(v)

48

Question 10

10.

Which of the following is a prime number?

(i)

8
(ii)

30
(iii)

3
(iv)

40
(v)

12

Question 11

11.

Which of the following is a composite number?

(i)

19
(ii)

7
(iii)

23
(iv)

47
(v)

15

Question 12

12.

Find the twin primes in the following

(i)

(2,5)
(ii)

(2,11)
(iii)

(2,7)
(iv)

(3,2)
(v)

(59,61)

Assignment Key