# Table of Content

## Logical Reasoning : Add Subtract Series (Multiple Choice Questions)

 Question 1
10, 20, 10, 20, 10, 20, ...
 A 40 B 20 C 10 D 30
Question 1 Explanation:
In this simple alternating addition and subtraction series; 10 is added, then 10 is subtracted, and so on.
 Question 2
101, 10, 103, 10, 105, 10, ...
 A 109 B 111 C 107 D 106
Question 2 Explanation:
In this alternating repetition series, the random number 10 is interpolated every other number into an simple addition series that increases by 2, beginning with the number 101.
 Question 3
91, 10, 81, 10, 71, 10, ...
 A 71 B 61 C 10 D 81
Question 3 Explanation:
In this alternating repetition series, the random number 10 is interpolated every other number into an simple subtraction series that decreases by 10, beginning with the number 91.
 Question 4
119.45, 118.95, 118.45, 117.95, ...
 A 117.95 B 116.95 C 117.45 D 116.45
Question 4 Explanation:
This is simple subtraction series in which 0.50 is subtracted from the number and so on
 Question 5
20, 41, 62, 83, ...
 A 109 B 111 C 104 D 101
Question 5 Explanation:
This is simple addition series in which 21 is added to the number and so on
There are 5 questions to complete.