General Studies · Analogy
Based on the pattern where the second number is obtained by adding the number to the square of its consecutive prime number or next prime addition rule, which pair matches the logic of: 18 : 37 (18 + 19 = 37, where 19 is the next prime after 18)
- 139 : 80✓
- 216 : 48
- 312 : 84
- 426 : 64
Correct answer
39 : 80
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