which is different 5138 , 3128 , 9178 , 7158 chsl 2019 answer 3128 but how
Answers
Answered by
2
The required "option 9158" is correct.
Step-by-step explanation:
To pick, the number that is different from the rest = ?
To check the options:
A. 5138
The sum of 5138 = 5 + 1 + 3 + 9 = 18, is not a prime number.
B. 3128
The sum of 3128 = 3 + 1 + 2 + 8 = 14, is not a prime number.
C. 9178
The sum of 9178 = 9 + 1 + 7 + 8 = 25, is not a prime number.
D. 9158
The sum of 9158 = 9 + 1 + 5 + 8 = 23, is a prime number.
Thus, the required "option D. 9158" is correct.
Similar questions