Select the one which is different from the other three alternatives:
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → 9, 64
Option 1: 7 → 56
7×8=56
Option 2: 13 → 78
13×6=78
Option 3: 9 → 64
9×7=63≠64
Option 4: 11 → 132
11×12=132
Observation
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In Options 1, 2, and 4, the second number is a direct multiple of the first.
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In Option 3, 64 is not a multiple of 9.