Question

Solution: The required
6x5 = 30 i.e. 6, 12, 18, 24 and 30.
EXERCISE 3.1
1. Write all the factors of the following numbers:
(a) 24 (b) 15
(b) 15 (c) 21
(d) 27 (e) 12 (f) 20
(g) 18 (h) 23 (i) 36
2. Write first five multiples of:
(a) 5
(b) 8 (c) 9​

Answer 1

Answer:

1.(a)1,2,3,4,6,8,12,24(b)1,3,5,15(c)1,3,7,21(d)1,3,9,27(e)1,2,3,4,6,12(f)1,2,4,5,10,20(g)1,2,3,6, 9,18(h)1,23(i)1,2,3,4,6,9,12,18,36

2(a)5,10,15,20,25 (b)8,16,24,32,40,(c)9,18,27,36,45,

Answer 2

Answer:

question no.1

24=1,2,3,4,6,7,8,12,24

15=1,3,5,15

21=1,3,7,21

27=1,3,9,27

12=1,2,3,4,6,12

20=1,2,4,5,10,20

18=1,2,3,6,9,18

23=1,23

36=1,2,3,4,6,9,12,18,36

question no. 2

5=5,10,15,20,25

8=8,16,24,32,40

9=9,18,27,34,45

Step-by-step explanation:

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