there are how many composite numbers between 40 and 60
Answers
Answer:
Composite Number Between 40 and 60 are :--40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60..
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Given,
Two numbers 40 and 60
To find,
The composite numbers between 40 and 60
Solution,
The numbers between 40 and 60 are :
41, 42, 43, 44, 45, 46, 47, 48,49,50,51,52,53,54,55,56,57,58,59
After factorisation of these numbers, we get
41 = 1,41
42= 1, 2, 3, 6, 7, 14, 21, 42.
43= 1,43
44=1, 2, 4, 11, 22, 44
45=1, 3, 5, 9, 15, 45
46=1, 2, 23, 46
47=1 x 47
48=1, 2, 3, 4, 6, 8, 12, 16, 24, 48
49=1 , 7 ,49
50= 1, 2, 5, 10, 25, 50
51=1, 3, 17, 51
52=1, 2, 4, 13, 26 ,52
53= 1 ,53.
54= 1, 2, 3, 6, 9, 18, 27 ,54.
55=1, 5, 11 ,55.
56=1, 2, 4, 7, 8, 14, 28 ,56.
57=1, 3, 19,,57.
58=1, 2, 29, 58.
59=1,59
Composite numbers are those with other factors except the number and 1.
Hence, the composite numbers between 40 and 60 are 42,44,45,46,48,50,51,52,54,55,56,57,58