Select the option that is related to the fifth number in the same way as the fourth number is related to the third number and the second number is related to the first number.

37 : 43 :: 23 : 31 :: 17 : ?

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SSC Selection Post 2024 (Matriculation Level) Official Paper (Held On: 26 Jun, 2024 Shift 1)
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  1. 19
  2. 23
  3. 21
  4. 25

Answer (Detailed Solution Below)

Option 2 : 23
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Detailed Solution

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The logic followed here is:

37 : 43

37 → Next alternate prime number → 43

And, 

23 : 31

23 → Next alternate prime number → 31

Similarly,

17 : ?

17 → Next alternate prime number 23

Hence, "Option 2" is the correct answer.

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