Question

1. Find all the factors of the following
numbers.
a) 23 b)21 c) 18 d) 32
e) 24 f) 63 g) 49 h) 33​

Answer 1

Answer:

a)1,23

b) 1,3,7,21

c) 1,2,3,6,9,18

d) 1,2,4,8,32

e) 1,2,3,4,6,8,12,24

f) 1,3,7,9,63

g) 1,7,49

h) 1,3,11,33

Answer 2

Answer:

Factors :

a) 23

1 x 23

∴ 1 , 23 are the factors of 23.

b) 21

1 x 21

3 x 7

∴ 1 , 3 , 7 , 21 are the factors of 21.

c) 18

1 x 18

2 x 9

3 x 6

∴1 , 2 , 3 , 6 , 9 , 18 are the factors of 18.

d) 32

1 x 32

2 x 16

4 x 8

∴1 , 2 , 4 , 8 , 16 , 32 are the factors of 32.

e) 24

1 x 24

2 x 12

3 x 8

4 x 6

∴1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 are the factors of 24.

f) 63

1 x 63

3 x 21

7 x 9

∴1 , 3 , 7 , 9 , 21 , 63 are the factors of 63.

g) 49

1 x 49

7 x 7

∴1 , 7 , 49 are the factors of 49.

h) 33

1 x 33

3 x 11

∴1 , 3 , 11 , 33 are the factors of 33.

hope it helps

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