Aptitude - Numbers - Discussion

Discussion Forum : Numbers - General Questions (Q.No. 1)
1.
Which one of the following is not a prime number?
31
61
71
91
Answer: Option
Explanation:
91 is divisible by 7. So, it is not a prime number.
Discussion:
108 comments Page 11 of 11.

Manali said:   1 decade ago
Thank you santosh.

Revanna p said:   9 years ago
How does 91 come?

Darshan said:   7 years ago
Thanks @Nidhin.

Saheb ali said:   1 decade ago
@Raji thanks.

Sanket said:   6 years ago
Thanks all.

Rameshwar said:   6 years ago
Thanks all.

Sangeetha said:   6 years ago
Thanks all.

Swathi said:   5 years ago
Thanks all.


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