Which of the following is a prime number? 4, 5, 6, 8

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Question: Which of the following is a prime number? 4, 5, 6, 8

Options:

Correct Answer: 5

Solution:

5 is a prime number.

Which of the following is a prime number? 4, 5, 6, 8

Which of the following is a prime number? 4, 5, 6, 8

Step 1: Understand what a prime number is. A prime number is a number greater than 1 that has no positive divisors other than 1 and itself.
Step 2: Look at the numbers given: 4, 5, 6, and 8.
Step 3: Check each number to see if it is prime.
Step 4: For 4: It can be divided by 1, 2, and 4. So, it is not prime.
Step 5: For 5: It can only be divided by 1 and 5. So, it is prime.
Step 6: For 6: It can be divided by 1, 2, 3, and 6. So, it is not prime.
Step 7: For 8: It can be divided by 1, 2, 4, and 8. So, it is not prime.
Step 8: Conclude that the only prime number from the list is 5.

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