What comes next: 3, 5, 9, 17, 33, ___?
Correct answer: C. 65
Each term is double the previous term minus 1: 3 × 2 − 1 = 5, 5 × 2 − 1 = 9, and so on, so 33 × 2 − 1 = 65. The differences 2, 4, 8, 16 also double each time.
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Answer and explanation
The correct answer is C. 65
Each term is double the previous term minus 1: 3 × 2 − 1 = 5, 5 × 2 − 1 = 9, and so on, so 33 × 2 − 1 = 65. The differences 2, 4, 8, 16 also double each time.
Topic: Number Series Practice MCQs · Subject: Numerical Ability