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Number Series

Number Series
Look at this series: 8, 6, 9, 23, 87 , ... What number should come next?

324
429
128
226

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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 ...

Number Series
1 10 7 20 13 30 19

40 50
26 40
25 31
29 36
40 25

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Here, every other number follows a different pattern. In the first series, 6 is added to each number to arrive at the next. In the second series, 10 is added to each number to arrive at the next.

Number Series
Look at this series: 8, 43, 11, 41, __, 39, 17, ... What number should fill in the blank?

43
44
14
8

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

This is a simple alternating addition and subtraction series. The first series begins with 8 and adds 3; the second begins with 43 and subtracts 2.

Number Series
Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?

12
13
10
7

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted.

Number Series
28 25 5 21 18 5 14

11 5
11 8
5 10
10 5
10 7

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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.

Number Series
Look at this series: VI, 10, V, 11, __, 12, III, ... What number should fill the blank?

IV
14
II
IX

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

This is an alternating addition and subtraction series. Roman numbers alternate with Arabic numbers. In the Roman numeral pattern, each number decreases by 1. In the Arabic numeral pattern, each number increases by 1.

MORE MCQ ON Number Series

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