Question : Directions: Four number–pairs have been given, out of which three are alike in some manner and one is different. Select a different one.
Option 1: 48 – 81
Option 2: 64 – 100
Option 3: 25 – 36
Option 4: 16 – 49
Correct Answer: 48 – 81
Solution :
Let's check each option –
First option:
48 – 81; 48 is not the square of any number.
Second option:
64 – 100; The numbers are squares of 8 and 10
Third option:
25 – 36; The numbers are squares of 5 and 6
Fourth option:
16 – 49; The numbers are squares of 4 and 7
So, the first option is different from the others. Hence, the first option is correct
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