PMI-PBA — Reasoning — Number Series (doubling) Practice Test

Free, focused Reasoning — Number Series (doubling) topic test for PMI Professional in Business Analysis — 16 questions at real exam difficulty, with instant scoring and explanations.

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Practise Reasoning — Number Series (doubling) for PMI-PBA

Number Series (doubling) is a scoring area in PMI-PBA. This chapter test isolates Reasoning — Number Series (doubling) so you can drill just this topic, find your weak spots, and fix them before sitting a full-length PMI-PBA mock. Each attempt serves a fresh set of 16 questions from the PMI-PBA Reasoning — Number Series (doubling) bank.

Sample Number Series (doubling) questions

Next in series: 9, 18, 36, 72, ?
Next in series: 10, 20, 40, 80, ?
Practise all 16 Number Series (doubling) questions →

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Frequently asked questions

Does PMI-PBA include Number Series (doubling) questions?
Yes. Reasoning — Number Series (doubling) is part of the PMI-PBA syllabus. This topic test gives you 16 focused Number Series (doubling) questions at real exam difficulty so you can master the chapter before the full mock.
Is the PMI-PBA Number Series (doubling) test free?
Yes — start the Number Series (doubling) topic test free on Wrexa Edge. No credit card needed. You also get the full PMI-PBA mock and 14+ other topic tests for this exam.
How many Number Series (doubling) questions are there?
This Number Series (doubling) drill has 16 questions. Each attempt draws a fresh set from the PMI-PBA Reasoning — Number Series (doubling) question bank, so you can repeat it for more practice.

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