There is no formula for finding prime numbers. The rule is just if a number is prime then it is divisible by 1 and itself
C is the answer because you can’t square root it any further.
Hint: Is under 3 dollars.
X < 8
what this question is saying is that a number, x, can be anything, as long as it is smaller than 8.
x < 8 represents that this sentence. X could be 7, it could be -1, it could be anything smaller than 8, but it could not be 8 or anything greater than 8.