Which number is a prime?
A.70
B.73
C.75
D.78
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Which number is a prime?
A.70
B.73
C.75
D.78
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Answer:
The answer will be letter B (73.)
The factors of 73 is 1 and 73. This makes 73 a prime number.
Take note that all prime numbers only have 2 factors, which are 1 and the number itself.
While for the composite numbers, they have 3 or more factors.
Hope it helps!