In each series, look for the degree and direction of change between the numbers. In other words, do the numbers increase or decrease, and by how much
14.
Look at this series: 201, 202, 204, 207, ... What number should come next?
[A].
205
[B].
208
[C].
210
[D].
211
Answer: Option D
Explanation:
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.
