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. -
1, 2, 3, 5, 8,
Answer: C. 13
Each term in the series is the sum of the preceding two terms.
Thus, 1 + 2 = 3,
2 + 3 = 5,
3 + 5 = 8 and so on.
.'. Missing number = 5 + 8 = 13.