Which of the following sets below contains only prime numbers?
A) 7, 11, 49
B) 7, 37, 51
C) 7, 23, 47 (Correct Answer)
D) 2, 29, 93
Explanation:
A prime number is a whole number (greater than 1) which is divisible by only 1 and itself.
The set {7, 23, 47} contains three numbers which fit the definition stated above. Each
number is divisible by only 1 and itself.
Related Common Core State Standard: 6.NS.4
