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.
6, 13, 28,
Option:
A. 56
B. 57
C. 58
D. 59
Answer: D . 59
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Justification:
The pattern is * 2 + 1, * 2 + 2,....
.'. Missing number = 28 * 2 + 3 = 59.
