Answer:
41 is a prime number
Explanation:
A prime number is a number that will never be the product of two numbers.
To find the prime number, you can ask yourself if each number is the product of two other numbers.
18: 18 is the product of 6 x 3, or 2 x 9. 18 is not a prime number.
41: 41 is not the product of any two numbers. This means 41 is a prime number.
45: 45 is the product of 9 x 5. 45 is not a prime number.
77: 77 is the product of 7 x 11. 77 is not a prime number.
93: 93 is the product of 31 x 3. 93 is not a prime number.
I hope this helped!