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, 5, 12, 27, 58, 121,

Answer: C. 248

The pattern is * 2 + 0, * 2 + 1, * 2 + 2, * 2 + 3, * 2 + 4, * 2 + 5,...
.'. MIssing number = 121 * 2 + 6 = 248.