Question : Directions: In the following question, select the one that is different from the other three alternatives.
Option 1: 289
Option 2: 196
Option 3: 169
Option 4: 120
Correct Answer: 120
Solution :
Let's check the options –
First option:
289; 289 is a perfect square.
Second option:
196; 196 is a perfect square.
Third option:
169; 169 is a perfect square.
Fourth option:
120; 120 is not a perfect square.
So, the fourth option differs from the other three options as 120 is not a perfect square. Hence, the fourth option is correct.