Question

Find the percentage of prime numbers from 1 to 20​

Answer 1

Step-by-step explanation:

Prime numbers between 1 and 20 are

2 3 5 7 11 13 17 19

So percentage of prime numbers=(total number of prime numbers)*100÷(total number of numbers from 1 to 20)

So percentage of prime numbers from 1 to 20 = 8*100÷20= 40%

Answer 2

Answer:

prime numbers from 1 to 20 are 2,3,5,7,11,13,17 and 19