SOLUTION: Which number is prime? A. 91 B. 53 C. 27 D. 14

Algebra.Com
Question 600645: Which number is prime?


A.
91


B.
53


C.
27


D.
14
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
Let's check them all

a) is 91 prime? No, because 91 = 7 x 13


b) is 53 a prime number? Yes, because the only factors of 53 are 1 and 53.


c) is 27 prime? No, 27 = 9 x 3


d) is 14 prime? No, 14 = 7 x 2


So the answer is choice B
RELATED QUESTIONS

The set {𝑝|50 < 𝑝< 60, 𝑝 is prime} contains the which set of... (answered by ikleyn)
Which number is prime? A) 1 B) 8 C) 42 D)... (answered by fractalier)
a=27 b=?... (answered by Alan3354)
What number is between 0.6 and 7/9? A. 23/27 B. 20/27 C. 14/27 D.... (answered by KMST)
Which number is an irrational number? A. -18 B. 9 C. 27... (answered by jim_thompson5910)
Which is the smallest prime number among the following? A 147 B 157 C 167 D 177 E... (answered by ikleyn)
Which number is Irrational? a) 27 b) p c) 1/2... (answered by Fombitz)
The number of people writing a test is a prime number less than 200. The ratio of the... (answered by MathLover1)
-1/3x + 7 = 16, what is the value of 2x + 1? A. -5 B. -27 C. -53 D.... (answered by bucky)