Question : Directions: In the following question, find the odd number from the given alternatives.
Option 1: 25
Option 2: 15
Option 3: 18
Option 4: 21
Correct Answer: 25
Solution :
Let's check the given options –
First option:
25 is not divisible by 3.
Second option:
15; 15 ÷ 3 = 5 (It is divisible by 3)
Third option:
18; 18 ÷ 3 = 6 (It is divisible by 3)
Fourth option:
21; 21 ÷ 3 = 7 (It is divisible by 3)
So, only 25 is not divisible by 3, and all the other numbers are divisible by 3. Hence, the first option is correct.
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