Question

write the natural numbers from 1 to 18.What fraction of them are prime numbers​

Answer 1

Step-by-step explanation:

Natural numbers from 1 to 18

1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18

Prime Numbers

2,3,5,7,11,13,17............7 number

Fraction ------

7/18

Answer 2

Answer:

Natural numbers from 2 to 18: 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12,13,14,15,16,17,18

Prime numbers from 2 to 18: 2, 3, 5, 7, 11,13,15,17,

Hence, fraction of prime numbers = 5/11/13/17

Thus, the natural numbers from 2 to 18 are 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 and 5/11/13/17 of the numbers are prime.

Step-by-step explanation:

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