write all the natural numbers from1 to 15. What fraction of them are prime numbers?
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10
Answer:
Prime numbers until 15: 2,3,5,7,11,13. That are 6, and so 6/15 or 2/5 of the natural numbers from 1 to 15 are prime.
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Step-by-step explanation:
Prime numbers until 15: 2,3,5,7,11,13. That are 6, and so 6/15 or 2/5 of the natural numbers from 1 to 15 are prime.
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