Replace the question mark with an option that follows the same logic applied in the first pair.

5:16::12: ?

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UP Police SI (दरोगा) Official PYP (Held On: 22 Nov 2021 Shift 3)
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  1. 122
  2. 123
  3. 124
  4. 121

Answer (Detailed Solution Below)

Option 4 : 121
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यूपी पुलिस SI (दरोगा) सामान्य हिंदी मॉक टेस्ट
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20 Questions 50 Marks 10 Mins

Detailed Solution

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The logic followed here is:

5:16

(5 - 1)2 = 16

42 = 16

16 = 16 (LHS = RHS)

Similarly,

12: ?

(12 - 1)2 = ?

112 = ?

121 = ? 

Hence, "Option 4" is the correct answer.

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