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Number Series

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

324
128
226
429

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
32 29 26 23 20 17 14

11 7
10 9
11 8
32 29
12 8

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

In this simple subtraction series, the numbers decrease by 3.

Number Series
Look at this series: 3, 4, 7, 8, 11, 12, ... What number should come next?

7
14
10
15

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

This alternating addition series begins with 3; then 1 is added to give 4; then 3 is added to give 7; then 1 is added, and so on.

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

44
43
8
14

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: 4, 7, 25, 10, __, 20, 16, 19, ... What number should fill the blank?

15
13
28
20

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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.

Number Series
9 11 33 13 15 33 17

33 19
19 33
19 21
33 35
15 33

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

In this alternating repetition series, a random number, 33, is interpolated every third number into a simple addition series, in which each number increases by 2.

MORE MCQ ON Number Series

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