Question

what is the ratio of the number of prime number to the number of composite numbers between 1and 30 with 1and30 inclusive
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Answer 1

Answer:

10:19

Step-by-step explanation:

10:19 is the ratio of

Answer 2

Step-by-step explanation:

Total prime number 2,3,5,7,11,13,17,19,23,29

=10 no. are prime no. b/w 1 and 30

Total composite number 4,6,8,9,10,12,14,15,16,18,20,21,22,24,25,26,27,28,30

19 no. are composite no.b/w 1 and 30

Ratio 10:19

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