Question : Directions: In the following question, find the odd number from the given alternatives.
Option 1: 63
Option 2: 23
Option 3: 17
Option 4: 13
Correct Answer: 63
Solution :
Let's check the options –
First option:
63; It is not a prime number as it has more than 2 factors.
Second option:
23; It is a prime number having only two factors 1 and 23.
Third option:
17; It is a prime number having only two factors 1 and 17.
Fourth option:
13; It is a prime number having only two factors 1 and 13.
Only the first option is different from the others. Hence, the first option is correct.
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