Question : Directions: In the following question, select the one that is different from the other three alternatives.
Option 1: (47, 49)
Option 2: (29, 31)
Option 3: (5, 7)
Option 4: (11, 13)
Correct Answer: (47, 49)
Solution :
Let's check the options —
First option:
(47, 49); 47 is a prime number while 49 is a composite number. This option is different from the other options.
Second option:
(29, 31); Both 29 and 31 are consecutive prime numbers.
Third option:
(5, 7); Both 5 and 7 are consecutive prime numbers.
Fourth option:
(11, 13); Both 11 and 13 are consecutive prime numbers.
Therefore, the first option is different from the others as it contains prime and composite numbers. Hence, the first option is correct.
Related Questions
Know More about
Staff Selection Commission Sub Inspector ...
Result | Eligibility | Application | Selection Process | Cutoff | Admit Card | Preparation Tips
Get Updates Brochure
Your Staff Selection Commission Sub Inspector Exam brochure has been successfully mailed to your registered email id “”.
