36 : 9 :: 64 : ? MCQ with Answer and Explanation

Explanation:
All are perfect squares: 11², 12², 13², 14², 15². 144 is 12², also a square. Wait, all are squares. Need valid: 121, 144, 169, 196, 224. Better. I will change.

Explanation:
From first and third, good =5 or 6? 256 and 358 share 5. From second and third, bad =3 or 7 or 8 share 3. Thus good =5, bad =3. Then from third, and =8.

Explanation:
The code uses alphabet positions: B=2, A=1, N=14, A=1, N=14, A=1.