Question

write the natural number from 1 to 20 what fraction of them on number which is divisible by 3​

Answer 1

Answer:

the natural number from 2 to 20 are 2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20. there are 19 natural numbers. prime numbers are 2,3,5,7,11,13,17,19. there are 8 prime numbers .

Answer 2

Answer:

There are 20 natural numbers out of which 6 are divisible by 3.

So the answer would be 6/20