Choose the alternative that best replaces the question mark (?) in the given figure.

F1 S.Y Deepak 24.03.2020 D 1

  1. 58
  2. 54
  3. 61
  4. 50

Answer (Detailed Solution Below)

Option 4 : 50
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Detailed Solution

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The pattern followed here is,

(Square of prime number + 1)

22 + 1 = 5

32 + 1 = 10

52 + 1 = 26

112 + 1 = 122

Similarly,

72 + 1 = ?

=> ? = 50

Hence, ‘50’ is the correct answer.
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