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Number Series Completion - General Inteligence & Reasoning MCQ Questions and Answers

Learn Number Series Completion mcq questions and answers with easy and logical explanations - Number Series Completion is part of competitive reasoning mcq questions. Page-5 section-1

Each section contains 100 MCQs on Number Series Completion .
41
2, 4, 6, 8, 10, ... What number should come next?
Discuss
Answer & Solution
Answer: Option B
Solution:
This is a simple addition series. Each number increases by 2.
42
201, 202, 204, 207, ... What number should come next?
Discuss
Answer & Solution
Answer: Option D
Solution:
In this addition series, 1 is added to the first number; 2 is added to the second number; 3 is added to the third number; 4 is added to the fourth number; and go on.
43
544, 509, 474, 439, ... What number should come next?
Discuss
Answer & Solution
Answer: Option A
Solution:
This is a simple subtraction series. Each number is 35 less than the previous number.
44
80, 10, 70, 15, 60, ... What number should come next?
Discuss
Answer & Solution
Answer: Option A
Solution:
This is an alternating addition and subtraction series. In the first pattern, 10 is subtracted from each number to arrive at the next. In the second, 5 is added to each number to arrive at the next.
45
2, 6, 18, 54, ... What number should come next?
Discuss
Answer & Solution
Answer: Option C
Solution:
This is a simple multiplication series. Each number is 3 times more than the previous number.
46
5.2, 4.8, 4.4, 4, ... What number should come next?
Discuss
Answer & Solution
Answer: Option D
Solution:
In this simple subtraction series, each number decreases by 0.4.
47
8, 6, 9, 23, 87 , ... What number should come next?
Discuss
Answer & Solution
Answer: Option D
Solution:
8 x 1 - 2 = 6
6 x 2 - 3 = 9
9 x 3 - 4 = 23
23 x 4 - 5 = 87
87 x 5 - 6 = 429 ...
48
28, 25, 5, 21, 18, 5, 14, ... choose which pair of numbers comes next?
Discuss
Answer & 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.
49
8, 11, 21, 15, 18, 21, 22, ... choose which pair of numbers comes next?
Discuss
Answer & Solution
Answer: Option B
Solution:
This is an alternating addition series, with a random number, 21, interpolated as every third number. The addition series alternates between adding 3 and adding 4. The number 21 appears after each number arrived at by adding 3.
50
9, 16, 23, 30, 37, 44, 51, ... choose which pair of numbers comes next?
Discuss
Answer & Solution
Answer: Option D
Solution:
Here is a simple addition series, which begins with 9 and adds 7.