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Question : Directions: In the following question a series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.
3, 6, 11, 20, ?

Option 1: 42

Option 2: 41

Option 3: 37

Option 4: 47


Team Careers360 11th Jan, 2024
Answer (1)
Team Careers360 23rd Jan, 2024

Correct Answer: 37


Solution : Given:
3, 6, 11, 20, ?

Let's apply the pattern –
3 × 2 – 0 = 6 – 0 = 6
6 × 2 – 1 = 12 – 1 = 11
11 × 2 – 2 = 22 – 2 = 20
20 × 2 – 3 = 40 – 3 = 37

Hence, the third option is correct.

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