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4 7 25 10 20 16 19 What number should fill...

This question belongs to Competitive Reasoning Number Series Completion
Number Series Completion
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4, 7, 25, 10, __, 20, 16, 19. What number should fill the blank?

Answer & Solution
Correct Answer: Option A
Two series alternate here, with every third number following a different pattern. In the main series, 3 is added to each number to arrive at the next. In the alternating series, 5 is subtracted from each number to arrive at the next.
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Jack Sparrow
Jack Sparrow 2 years ago
Examveda
4, 7, 25, 10, __, 20, 16, 19. What number should fill the blank?
A. 13

B. 15

C. 20

D. 28
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