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Verbal Reasoning · Q48

Number Series Completion

Competitive Exams · Verbal Reasoning · question 48

Q48

28, 25, 5, 21, 18, 5, 14, ... choose which pair of numbers comes next?

A.
11, 5
Answer
B.
10, 7
C.
11, 8
D.
5, 10
E.
10, 5

Answer: Option A

Solution

Answer: Option A
Solution:
This is an alternating subtraction series with the interpolation of a random number, 5, as every third number. In the subtraction series, 3 is subtracted, then 4, then 3, and so on.