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. - 2, 3, 8, 63, (…..)
Answer: D. 3968
Each term in the series is one less than the square of the preceding term. Thus, 22 - 1 = 3, 32 - 1 = 8, 82 - 1 = 63. .'. Missing number = (63)2 - 1 = 3969 - 1 = 3968.