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. - 19, 2, 38, 3, 114, 4,

Answer: D. 456

The sequence is a combination of two series :

I.  19, 38, 114, (....)        and     II.  2, 3, 4
The pattern followed in I is * 2, * 3,...
.'. Missing number = 114 * 4 = 456.