Which number completes the analogy?
12 : 144 :: 9 : 81 :: 7 : 49 :: 8: __
Show answer & explanation
Correct answer: B
Explanation
12 : 144 :: 9 : 81 :: 7 : 49 :: 8 : ?
The second number is the square of the first.
Just as
12 : 144
12 → 12² = 144
9 : 81
9 → 9² = 81
and
7 : 49
7 → 7² = 49
Similarly, 8 : ?
8 → 8² = 64