Write all the natural numbers from 1 to 15. What fraction of them are prime numbers?
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Answer:
1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
Prime numbers between 1 to 15 are - 2,3,5,7,11,13
total numbers = 15
no. of prime numbers = 6
Fraction of prime numbers = 6/15
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