Select the number which can be placed at the sign of the question mark (?) from the given alternatives.

- 50
- 60
- 70
- 100

Option 4 : 100

Let's discuss the concepts related to Missing Number and Missing Number in Diagram. Explore more from Logical Reasoning here. Learn now!

The logic followed here is:

(Difference between the number at the bottom and the number at the top) × 2 = Number on the right

D1: (32 - 12) = 20 and 20 × 2 = 40

D2: (54 - 14) = 40 and 40 × 2 = 80

Similarly,

D3: (61 - 11) = 50 and 50 × 2 = 100

Hence, “100” is the correct answer.

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