Question

how many prime numbers are there from 1 to 30 ?​

Answer 1

Answer:

10 prime numbers

2, 3, 5, 7, 11, 13, 17, 19, 23, 29.

Step-by-step explanation:

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Answer 2

The correct answer is 10.

Given: Range = 1 to 30.

To Find: Number of prime numbers between 1 to 30.

Solution:

Prime numbers: These are the numbers which are only divisible by 1 and the number itself.

Prime numbers between 1 to 10 = 2, 3, 5, 7.

Prime numbers between 10 to 20 = 11, 13, 17, 19.

Prime numbers between 20 to 30 = 23, 29.

Prime numbers between 1 and 30 = 2, 3, 5, 7, 11, 13, 17, 19, 23, 29.

Hence, total prime numbers between 1 to 30 is 10.

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