Analogies · Question 23 · Medium
4 : 20 :: 6 : 42 :: 8 : ?
- 64
- 72
- 70
- 80
Answer and explanation
Answer: B. 72
Explanation: Each number is paired with n × (n + 1): 4 × 5 = 20, 6 × 7 = 42, so 8 × 9 = 72.
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