In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces.
5, 6, 7, 8, 10, 11, 14,
Option:
A. 15
B. 16
C. 17
D. 18
Answer: A . 15
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Justification:
The given sequence is a combination of two series :
I. 5, 7, 10, 14 and
II. 6, 8, 11, (....)
The pattern in both I and II is + 2, + 3, + 4,....
.'. Missing number = 11 + 4 = 15.
