15 : 225 :: 12 : ?
Show answer & explanation
Correct answer: D
Explanation
15 : 225
225 = 15 × 15 = 152
So the rule is: square the first number
Now:
12 → 122=144
Correct answer: 144
SSC Selection Post - Matriculation Level - 29th July 2025 - Shift 1 • Reasoning • Q82
15 : 225 :: 12 : ?
Correct answer: D
Explanation
15 : 225
225 = 15 × 15 = 152
So the rule is: square the first number
Now:
12 → 122=144
Correct answer: 144