Question : Directions: In the following question, find the odd number from the given alternatives.
Option 1: 25
Option 2: 49
Option 3: 81
Option 4: 121
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Correct Answer: 81
Solution :
Let's check the option –
First option:
25; 25 =
5
2
→
5 is a prime number.
Second option
: 49; 49 = 7
2
→
7 is a prime number.
Third option
: 81; 81 = 9
2
→9 is not a prime number.
Fourth option
:121; 121 = 11
2
→11 is a prime number.
So, the third option is different from the other options as 9 is not a prime number. Hence, the third option is correct .
Related Questions
Question : Directions: In the following question, find the odd number from the given alternatives.
Question : Directions: In the following question, find the odd number from the given alternatives.
Question : Directions: In the following question, find the odd number from the given alternatives.
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