Table of Content

Logical Reasoning : Add Subtract Series (Multiple Choice Questions)


Question 1
1, 1, 2, 3, 5, 8, ...
A
12
B
15
C
13
D
11
Question 1 Explanation: 
Above Series is an Example of Fibonacci Series. Third Number is Generated by Adding first two numbers
2 = 1 + 1
3 = 2 + 1
5 = 3 + 2
8 = 5 + 3
Question 2
1, 5, 9, 13, 17, ...
A
31
B
20
C
25
D
21
Question 2 Explanation: 
Simple Addition Series in which 4 is added to each number to form next number
Question 3
8, 10, 7, 9, 6, 8, ...
A
5
B
9
C
6
D
7
Question 3 Explanation: 
In this simple alternating addition and subtraction series; 2 is added, then 3 is subtracted, and so on.
Question 4
36, 34, 30, 28, 24, ...
A
24
B
22
C
26
D
20
Question 4 Explanation: 
This is an alternating number subtraction series. First, 2 is subtracted, then 4, then 2, and so on.
Question 5
22, 21, 23, 22, 24, 23, ...
A
28
B
24
C
26
D
25
Question 5 Explanation: 
In this simple alternating subtraction and addition series; 1 is subtracted, then 2 is added, and so on.
There are 5 questions to complete.