Question : Directions: In the following question, select the related number from the given alternatives.
18 : 30 :: 36 : ?
Option 1: 78
Option 2: 64
Option 3: 66
Option 4: 68
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Correct Answer: 66
Solution :
Given:
18 : 30 :: 36 : ?
Like, (2 × 18) – 6 = 36 – 6 = 30
Similarly, (2 × 36) – 6 =
72 – 6 = 66
66 is related to 36. Hence, the third option is correct.
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