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Next CSE-PPT: 14 March 2027

What number comes next: 5, 11, 23, 47, ___?

Correct answer: D. 95

Each term is double the previous term plus 1: 5 × 2 + 1 = 11, 11 × 2 + 1 = 23, 23 × 2 + 1 = 47, so 47 × 2 + 1 = 95. When the terms roughly double each time, test a rule of the form "× 2 plus or minus a small number".

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Answer and explanation

The correct answer is D. 95

Each term is double the previous term plus 1: 5 × 2 + 1 = 11, 11 × 2 + 1 = 23, 23 × 2 + 1 = 47, so 47 × 2 + 1 = 95. When the terms roughly double each time, test a rule of the form "× 2 plus or minus a small number".

Topic: Basic Operations and Number Sequence MCQs · Subject: Numerical Ability